# Indivisible numbers and factors

 INDIVISIBLE NUMBERS AND FACTORS – 1 to 250 1 51 3×17 101 151 201 3×67 2 52 2x2x13 102 2x3x17 152 23x19 202 2×101 3 53 103 153 3x3x17 203 7×29 4 22 54 2x3x3 104 23x13 154 2x7x11 204 2x2x3x17 5 55 5×11 105 3x5x7 155 5×31 205 5×41 6 2×3 56 2x2x2x7 106 2×53 156 2x2x3x13 206 2×103 7 57 3×19 107 157 207 3x3x23 8 23 58 2×29 108 22x33 158 2×79 208 24x13 9 32 59 109 159 3×53 209 11×19 10 2×5 60 2x2x3x5 110 2x5x11 160 25x5 210 2x3x5x7 11 61 111 3×37 161 7×23 211 12 22 x3 62 2×31 112 24 x7 162 2×34 212 2x2x53 13 63 3x3x7 113 163 213 3×71 14 2×7 64 26 114 2x3x19 164 2x2x41 214 2×107 15 3×5 65 5×13 115 5×23 165 3x5x11 215 5×43 16 24 66 3x2x11 116 22x29 166 2×83 216 23x33 17 67 117 32x13 167 217 7×31 18 2×32 68 2x2x17 118 2×59 168 23x3x7 218 2×109 19 69 3×23 119 7×17 169 13×13 219 3×73 20 22x5 70 2x5x7 120 23x3x5 170 2x5x17 220 2x2x5x11 21 3×7 71 121 112 171 3x3x19 221 13×17 22 2×11 72 2x2x2x3x3 122 2×61 172 2x2x43 222 2x3x37 23 73 123 3×41 173 223 24 23 x 3 74 2×37 124 22x31 174 2x3x29 224 25x7 25 52 75 3x5x5 125 53 175 5x5x7 225 3x3x5x5 26 2×13 76 2x2x19 126 2×32x7 176 24x11 226 2×113 27 33 77 7×11 127 177 3×59 227 28 22 x7 78 2x3x13 128 27 178 2×89 228 2x2x3x19 29 79 129 3×43 179 229 30 2x3x5 80 24x5 130 2x5x13 180 22x32x5 230 2x5x23 31 81 34 131 181 231 3x7x11 32 25 82 2×41 132 2x2x3x11 182 2x7x13 232 23x29 33 3×11 83 133 7×19 183 3×61 233 34 2×17 84 2x2x3x7 134 2×67 184 23x23 234 2x3x3x13 35 5×7 85 5×17 135 3x3x5 185 5×37 235 5×47 36 22x32 86 2×43 136 23x17 186 2x3x31 236 2x2x59 37 87 3×29 137 187 11×17 237 3×79 38 2×19 88 23x11 138 2x3x23 188 2x2x47 238 2x7x17 39 3×13 89 139 189 33x7 239 40 23x5 90 2x3x3x5 140 2x2x5x7 190 2x5x19 240 24x3x5 41 91 7×13 141 3×47 191 241 42 2x3x7 92 2x2x23 142 2×71 192 26x3 242 2x11x11 43 93 3×31 143 11×13 193 243 35 44 2x2x11 94 2×47 144 24x3x3 194 2×97 244 2x2x61 45 3x3x5 95 5×19 145 5×29 195 3x5x13 245 5x7x7 46 2×23 96 25x3 146 2×73 196 2x2x7x7 246 2x3x41 47 97 147 3x7x7 197 247 13×19 48 2x2x2x2x3 98 2x7x7 148 2x2x37 198 2x3x3x11 248 23x31 49 7×7 99 3x3x11 149 199 249 3×83 50 2x5x5 100 2x2x5x5 150 2x3x5x5 200 23x5x5 250 2×53

 INDIVISIBLE NUMBERS AND FACTORS – 251 to 500 251 301 7×43 351 33x13 401 451 11×41 252 22x32x7 302 2×151 352 25x11 402 2x3x67 452 2x2x113 253 11×23 303 3×101 353 403 13×31 453 3×151 254 2×127 304 24x19 354 2x3x59 404 2x2x101 454 2×227 255 3x5x17 305 5×61 355 5×71 405 34x5 455 5x7x13 256 28 306 2x3x3x17 356 22x89 406 2x7x29 456 23x3x19 257 307 357 3x7x17 407 11×37 457 258 2x3x43 308 2x2x7x11 358 2×179 408 23x3x17 458 2×229 259 7×37 309 3×103 359 409 459 33x17 260 2x2x5x13 310 2x5x31 360 23x32x5 410 2x5x41 460 22x5x23 261 3x3x29 311 361 192 411 3×137 461 262 2×131 312 23x3x13 362 2×181 412 2x2x103 462 2x3x7x11 263 313 363 3x11x11 413 7×59 463 264 23x3x11 314 2×157 364 2x2x7x13 414 2x3x3x23 464 24x29 265 5×53 315 32x5x7 365 5×73 415 5×83 465 3x5x31 266 2x7x19 316 2x2x79 366 2x3x61 416 25x13 466 2×233 267 3×89 317 367 417 3×139 467 268 2x2x67 318 2x3x53 368 24x23 418 2x11x19 468 22x32x13 269 319 11×29 369 32x41 419 469 7×67 270 2×33x5 320 26x5 370 2x5x37 420 22x3x5x7 470 2x5x47 271 321 3×107 371 7×53 421 471 3×157 272 24x17 322 2x7x23 372 22x3x31 422 2×211 472 23x59 273 3x7x13 323 17×19 373 423 3x3x47 473 11×43 274 2×137 324 2x2x34 374 2x11x17 424 23x53 474 2x3x79 275 5x5x11 325 5x5x13 375 3×53 425 5x5x17 475 5x5x19 276 2x2x3x23 326 2×163 376 23x47 426 2x3x71 476 2x2x7x17 277 327 3×109 377 13×29 427 7×61 477 3x3x53 278 2×139 328 23x41 378 2×33x7 428 2x2x107 478 2×239 279 3x3x31 329 7×47 379 429 3x11x13 479 280 23x5x7 330 2x3x5x11 380 2x2x5x19 430 2x5x43 480 25x3x5 281 331 381 3×127 431 481 13×37 282 2x3x47 332 2x2x83 382 2×191 432 24x33 482 2×241 283 333 3x3x37 383 433 483 3x7x23 284 2x4x71 334 2×167 384 27x3 434 2x7x31 484 2x2x11x11 285 3x5x19 335 5×67 385 5x7x11 435 3x5x29 485 5×97 286 2x11x13 336 24x3x7 386 2×193 436 2x2x109 486 2×35 287 7×41 337 387 32x43 437 19×23 487 288 25x3x3 338 2×132 388 27x97 438 2x3x73 488 23x61 289 17×17 339 3×113 389 439 489 3×163 290 2x5x29 340 2x2x5x17 390 2x3x5x13 440 23x5x11 490 2x5x72 291 2×97 341 11×31 391 17×23 441 3x3x7x7 491 292 2x2x73 342 2x3x3x19 392 23x7x7 442 2x13x17 492 2x2x3x41 293 343 73 393 3×131 443 493 17×29 294 2x3x7x7 344 23x43 394 2×197 444 2x2x3x37 494 2x13x19 295 5×59 345 3x5x23 395 5×79 445 5×89 495 3x3x5x11 296 23x37 346 2×173 396 22x32x11 446 2×223 496 24x31 297 33x11 347 397 447 3×149 497 7×71 298 2×149 348 2x2x3x29 398 2×199 448 26x7 498 2x3x83 299 13×23 349 399 3x7x19 449 499 300 2x2x3x52 350 2x5x5x7 400 24x52 450 2×32x52 500 22x53
 INDIVISIBLE NUMBERS AND FACTORS – 500 to 750 501 3×167 551 19×29 601 651 3x7x31 701 502 2×251 552 23x3x23 602 2x7x43 652 2x2x163 702 2×33x13 503 553 7×79 603 3x3x67 653 703 19×37 504 23 x3x3x7 554 2×277 604 2x2x151 654 2x3x109 704 26x11 505 5×101 555 3x5x37 605 5x11x11 655 5×131 705 3x5x47 506 2x11x23 556 2x2x139 606 2x3x101 656 24x41 706 2×353 507 3x13x13 557 607 657 3x3x73 707 7×101 508 2x2x127 558 2x3x3x31 608 25x19 658 2x7x47 708 2x2x3x59 509 559 13×43 609 3x7x29 659 709 510 2x3x5x17 560 24x5x7 610 2x5x61 660 22x3x5x11 710 2x5x71 511 7×73 561 13x11x17 611 13×47 661 711 3x3X79 512 29 562 2×281 612 22x32x17 662 2×331 712 23x89 513 33x19 563 613 663 3x13x17 713 23×31 514 2×257 564 22x3x47 614 2×307 664 23x83 714 2x3x7x17 515 5×103 565 5×113 615 3x5x41 665 5x7x19 715 5x11x13 516 2x2x3x43 566 2×283 616 23x7x11 666 2x3x3x37 716 2x2x179 517 11×47 567 34x7 617 667 23×29 717 3×239 518 2x7x37 568 23x71 618 2x3x103 668 2x2x167 718 2×359 519 3×173 569 619 669 3×223 719 520 23x5x13 570 2x3x5x19 620 2x2x5x31 670 2x5x67 720 24x3x3x5 521 571 621 33x23 671 11×61 721 7×103 522 2x3x3x29 572 2x2x11x13 622 2×311 672 25x3x7 722 2×192 523 573 3×191 623 7×89 673 723 3×241 524 2x2x131 574 2x7x41 624 24x3x13 674 2×337 724 2x2x181 525 3x5x5x7 575 5x5x23 625 54 675 33x5x5 725 5x5x29 526 2×263 576 26x3x3 626 2×313 676 2x2x132 726 2x3x112 527 17×31 577 627 3x11x19 677 727 528 24x3x11 578 2x17x17 628 2x2x157 678 2x3x113 728 23x7x13 529 23×23 579 3×193 629 17×37 679 7×97 729 36 530 2x5x53 580 2x2x5x29 630 2×32x5x7 680 23x5x17 730 2x5x73 531 3x3x59 581 7×83 631 681 3×227 731 17×43 532 2x2x7x19 582 2x3x97 632 23x79 682 2x11x31 732 2x2x3x61 533 13×41 583 11×53 633 3×211 683 733 534 2x3x89 584 23x73 634 2×317 684 22x32x19 734 2×367 535 5×107 585 3x3x5x13 635 5×127 685 5×137 735 3x5x7x7 536 23x67 586 2×293 636 2x2x3x53 686 2×73 736 25x23 537 3×179 587 637 7x7X13 687 3×229 737 11×67 538 2×269 588 22x3x72 638 2x11x29 688 24x43 738 2x3x3x41 539 7x7x11 589 19×31 639 3x3X71 689 739 540 2x2x33x5 590 2x5x59 640 27x5 690 2x3x5x23 740 2x2x5x37 541 591 3×197 641 691 741 3x13x19 542 2×271 592 24x37 642 2x3x107 692 2x2x173 742 2x7x53 543 3×181 593 643 693 3x3x7x11 743 544 25x17 594 2×33x11 644 2x2x7x23 694 2×347 744 23x3x31 545 5×109 595 5x7x17 645 3x5x43 695 5×139 745 5×149 546 2x3x7x13 596 2x2X149 646 2x17x19 696 23x3x29 746 2×373 547 597 3×199 647 697 17×41 747 3x3x83 548 22×137 598 2x13x23 648 23x34 698 2×349 748 2x2x11x17 549 3x3x61 599 649 11×59 699 3×233 749 7×107 550 2x5x5x11 600 23x3x52 650 2×52x13 700 2x2x52x7 750 2x3x53
 INDIVISIBLE NUMBERS AND FACTORS – 750 tot 1000 751 801 3x3x89 851 23×37 901 17×53 951 3×317 752 24x47 802 2×401 852 2x2x3x71 902 2x11x41 952 23x7x17 753 3×251 803 11×73 853 903 3x7x43 953 754 2x13x29 804 2x2X3x67 854 2x7x61 904 23x113 954 2x3x3x53 755 5×151 805 5x7x23 855 3x3x5x19 905 5×181 955 5×191 756 2x2x33x7 806 2x13x31 856 23x107 906 2x3x151 956 2x2x239 757 807 3×269 857 907 957 3x11x29 758 2×379 808 23x101 858 2x3x11x13 908 2x2x227 958 2×479 759 3x11x23 809 859 909 3x3x101 959 7×137 760 23x5x19 810 2×34x5 860 2x2x5x43 910 2x5x7x13 960 26x3x5 761 811 861 3x7x41 911 961 31×31 762 2x3x127 812 2x2x7x29 862 2×431 912 24x3x19 962 2x13x37 763 7×109 813 3×271 863 913 11×83 963 3x3x107 764 2x2x191 814 2x11x37 864 25x33 914 2×457 964 2x2x241 765 3x3x5x17 815 5×163 865 5×173 915 3x5x61 965 5×193 766 2×383 816 24x3x17 866 2×433 916 2x2x229 966 2x3x7x23 767 13×59 817 19×43 867 3x17x17 917 7×131 967 768 28x3 818 2×409 868 2x2x7x31 918 2×33x17 968 23x11x11 769 819 3x3x7x13 869 11×79 919 969 3x17x19 770 2x5x7x11 820 2x2x5x41 870 2x3x5x29 920 23x5x23 970 2x5x97 771 3×257 821 871 13×67 921 3×307 971 772 2x2x193 822 2x3x137 872 23x109 922 2×461 972 2x2x35 773 823 873 3x3x97 923 13×71 973 7×139 774 2x3x3x43 824 23x103 874 2x19x23 924 22x3x7x11 974 2×487 775 5x5x31 825 3x5x5x11 875 5x5x5x7 925 5x5x37 975 3x5x5x13 776 23x97 826 2x7x59 876 2x2x3x73 926 2×463 976 24x61 777 3x7x37 827 877 927 3x3x103 977 778 2×389 828 22x32x23 878 2×439 928 25x29 978 2x3x163 779 19×41 829 879 3×293 929 979 11×89 780 22x3x5x13 830 2x5x83 880 24x5x11 930 2x3x5x31 980 2x2x5x72 781 11×71 831 3×277 881 931 7x7x19 981 3x3x109 782 2x17x23 832 26x13 882 2x3x7x7 932 2x2X233 982 2×491 783 33x29 833 7x7x17 883 933 3×311 983 784 24x72 834 2x3x139 884 2x2x13x17 934 2×467 984 23x3x41 785 5×157 835 5×167 885 3x5x59 935 5x11x17 985 5×197 786 2x3x131 836 2x2x11x19 886 2×443 936 23x32x13 986 2x17x29 787 837 33x31 887 937 987 3x7x47 788 2x2x197 838 2×419 888 23x3x37 938 2x7x67 988 2x2x13x19 789 3×263 839 889 7×127 939 3×313 989 23×43 790 2x5x79 840 23x3x5x7 890 2x5x89 940 2x2x5x47 990 2×32x5x11 791 7×113 841 292 891 34x11 941 991 792 23x32x11 842 2×421 892 2x2x223 942 2x3x157 992 25x31 793 13×61 843 3×281 893 19×47 943 23×41 993 3×331 794 2×397 844 2x2x211 894 2x3x149 944 24x59 994 2x7x71 795 3x5x53 845 5x13x13 895 5×179 945 33x5x7 995 5×199 796 2x2x199 846 2x3x3x47 896 27x7 946 2x11x43 996 2x2x3x83 797 847 7x11x11 897 3x13x23 947 997 798 2x3x7x19 848 24x53 898 2×449 948 2x2x3x79 998 2×499 799 17×47 849 3×283 899 29×31 949 13×73 999 33x37 800 25 x5x5 850 2x5x5x17 900 22x32x52 950 2x5x5x19 1000 23x53