21019633272

Names of 21019633272

• Cardinal: 21019633272 can be written as Twenty-one billion, nineteen million, six hundred thirty-three thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.1019633272 × 10¹⁰

Factors of 21019633272

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 562

Divisors of 21019633272

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 17 18 19 22 24 27 33 34 36 38 44 51 54 57 61 66 68 72 76 88 99 102 108 114 122 132 136 152 153 171 183 187 198 204 209 216 228 244 264 297 306 323 342 366 374 396 408 418 449 456 459 488 513 549 561 594 612 627 646 671 684 732 748 792 836 898 918 969 1026 1037 1098 1122 1159 1188 1224 1254 1292 1342 1347 1368 1464 1496 1647 1672 1683 1796 1836 1881 1938 2013 2052 2074 2196 2244 2318 2376 2508 2584 2684 2694 2907 3111 3294 3366 3477 3553 3592 3672 3762 3876 4026 4041 4104 4148 4392 4488 4636 4939 5016 5049 5368 5388 5643 5814 6039 6222 6588 6732 6954 7106 7524 7633 7752 8052 8082 8296 8531 8721 9272 9333 9878 10098 10431 10659 10776 11286 11407 11628 12078 12123 12444 12749 13176 13464 13908 14212 14817 15048 15266 16104 16164 17062 17442 18117 18666 19703 19756 20196 20862 21318 22572 22814 22899 23256 24156 24246 24888 25498 25593 27389 27816 27999 28424 29634 30532 31293 31977 32328 34124 34221 34884 36234 37332 38247 39406 39512 40392 41724 42636 44451 45144 45628 45798 48312 48492 50996 51186 54778 55998 59109 59268 61064 62586 63954 68248 68442 68697 69768 72468 74664 76494 76779 78812 82167 83448 83963 85272 88902 91256 91596 93841 95931 96984 101992 102372 102663 109556 111996 114741 118218 118536 125172 127908 133353 136884 137394 144936 145027 152988 153558 157624 164334 167926 177327 177804 183192 187682 191862 204744 205326 206091 216733 219112 223992 229482 230337 236436 246501 250344 251889 255816 266706 273768 274788 281523 290054 301279 305976 307116 307989 328668 335852 344223 354654 355608 375364 383724 410652 412182 433466 435081 458964 460674 465613 472872 493002 503778 520391 531981 533412 549576 563046 580108 602558 614232 615978 650199 657336 671704 688446 709308 739503 750728 755667 767448 821304 824364 844569 866932 870162 903837 917928 921348 931226 986004 1007556 1040782 1063962 1066824 1126092 1160216 1205116 1231956 1300398 1305243 1376892 1396839 1418616 1479006 1511334 1561173 1595297 1648728 1689138 1733864 1740324 1807674 1842696 1862452 1950597 1972008 2015112 2081564 2127924 2252184 2267001 2410232 2463912 2533707 2600796 2610486 2711511 2753784 2793678 2958012 3022668 3122346 3190594 3378276 3480648 3615348 3724904 3901194 3915729 4163128 4190517 4255848 4534002 4683519 4785891 5067414 5121743 5201592 5220972 5423022 5587356 5724301 5851791 5916024 6045336 6244692 6381188 6756552 7230696 7802388 7831458 8134533 8381034 8846647 9068004 9367038 9571782 10134828 10243486 10441944 10846044 11174712 11448602 11703582 12489384 12571551 12762376 14050557 14357673 15365229 15604776 15662916 16269066 16762068 17172903 17693294 18136008 18734076 19143564 20269656 20486972 21692088 22897204 23407164 25143102 26539941 28101114 28715346 30730458 31325832 32538132 33524136 34345806 35386588 37468152 38287128 40973944 43073019 45794408 46095687 46814328 50286204 51518709 53079882 56202228 57430692 61460916 65076264 68691612 70773176 79619823 86146038 92191374 97313117 100572408 103037418 106159764 112404456 114861384 122921832 137383224 138287061 154556127 159239646 172292076 184382748 194626234 206074836 212319528 238859469 276574122 291939351 309112254 318479292 344584152 368765496 389252468 412149672 477718938 553148244 583878702 618224508 636958584 778504936 875818053 955437876 1106296488 1167757404 1236449016 1751636106 1910875752 2335514808 2627454159 3503272212 5254908318 7006544424 10509816636 21019633272
• Sum of all divisors σ(n): 72316800000
• Sum of proper divisors (its aliquot sum) s(n): 51297166728
• 21019633272 is an abundant number, because the sum of its proper divisors (51297166728) is greater than itself. Its abundance is 30277533456

Bases of 21019633272

• Binary: 10011100100110111100010011001111000₂
• Hexadecimal: 0x4E4DE2678
• Base-36: 9NMJOU0

Squares and roots of 21019633272

• 21019633272 squared (21019633272²) is 441824982889369425984
• 21019633272 cubed (21019633272³) is 9286999110742220281512827739648
• The square root of 21019633272 is 144981.4928602957
• The cube root of 21019633272 is 2759.7836976045

Scales and comparisons

• 21,019,633,272 seconds is equal to 668 years, 18 weeks, 4 days, 19 hours, 1 minute, 12 seconds.
• To count from 1 to 21,019,633,272 would take you about one thousand, three hundred thirty-six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21019633272 cubic inches would be around 230 feet tall.

Recreational maths with 21019633272

• 21019633272 backwards is 27233691012
• 21019633272 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21019633272's digits is 36
• More coming soon!