21971809923840

Names of 21971809923840

• Cardinal: 21971809923840 can be written as Twenty-one trillion, nine hundred seventy-one billion, eight hundred nine million, nine hundred twenty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.197180992384 × 10¹³

Factors of 21971809923840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 484

Divisors of 21971809923840

• Number of divisors d(n): 1728
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 49 54 56 60 63 64 70 72 80 81 84 90 96 98 105 108 112 120 126 128 135 140 144 147 160 162 168 180 189 192 196 210 216 224 240 243 245 252 256 270 280 288 294 315 320 324 336 343 360 378 384 392 405 420 432 441 448 467 480 486 490 504 540 560 567 576 588 630 640 648 672 686 720 729 735 756 768 784 810 840 864 882 896 934 945 960 972 980 1008 1029 1080 1120 1134 1152 1176 1215 1260 1280 1296 1323 1344 1372 1401 1440 1458 1470 1512 1568 1620 1680 1701 1715 1728 1764 1792 1868 1890 1920 1944 1960 2016 2058 2160 2187 2205 2240 2268 2304 2335 2352 2401 2430 2520 2592 2646 2688 2744 2802 2835 2880 2916 2940 3024 3087 3136 3240 3269 3360 3402 3430 3456 3528 3645 3736 3780 3840 3888 3920 3969 4032 4116 4203 4320 4374 4410 4480 4536 4670 4704 4802 4860 5040 5103 5145 5184 5292 5376 5488 5604 5670 5760 5832 5880 6048 6174 6272 6480 6538 6615 6720 6804 6860 6912 7005 7056 7203 7290 7472 7560 7776 7840 7938 8064 8232 8406 8505 8640 8748 8820 8960 9072 9261 9340 9408 9604 9720 9807 10080 10206 10290 10368 10584 10935 10976 11208 11340 11520 11664 11760 11907 12005 12096 12348 12544 12609 12960 13076 13230 13440 13608 13720 14010 14112 14406 14580 14944 15120 15309 15435 15552 15680 15876 16128 16345 16464 16807 16812 17010 17280 17496 17640 18144 18522 18680 18816 19208 19440 19614 19845 20160 20412 20580 20736 21015 21168 21609 21870 21952 22416 22680 22883 23328 23520 23814 24010 24192 24696 25218 25515 25920 26152 26460 26880 27216 27440 27783 28020 28224 28812 29160 29421 29888 30240 30618 30870 31104 31360 31752 32690 32928 33614 33624 34020 34560 34992 35280 35721 36015 36288 37044 37360 37632 37827 38416 38880 39228 39690 40320 40824 41160 42030 42336 43218 43740 43904 44832 45360 45766 46305 46656 47040 47628 48020 48384 49035 49392 50421 50436 51030 51840 52304 52920 54432 54880 55566 56040 56448 57624 58320 58842 59535 59776 60480 61236 61740 62208 62720 63045 63504 64827 65380 65856 67228 67248 68040 68649 69984 70560 71442 72030 72576 74088 74720 75654 76545 76832 77760 78456 79380 80640 81648 82320 83349 84035 84060 84672 86436 87480 87808 88263 89664 90720 91532 92610 93312 94080 95256 96040 98070 98784 100842 100872 102060 103680 104608 105840 107163 108045 108864 109760 111132 112080 112896 113481 114415 115248 116640 117684 119070 119552 120960 122472 123480 126090 127008 129654 130760 131712 134456 134496 136080 137298 138915 139968 141120 142884 144060 145152 147105 148176 149440 151263 151308 153090 153664 155520 156912 158760 160181 163296 164640 166698 168070 168120 169344 172872 174960 176526 178605 179328 181440 183064 185220 186624 188160 189135 190512 192080 194481 196140 197568 201684 201744 204120 205947 209216 211680 214326 216090 217728 219520 222264 224160 226962 228830 230496 233280 235368 238140 241920 244944 246960 250047 252105 252180 254016 259308 261520 263424 264789 268912 268992 272160 274596 277830 279936 282240 285768 288120 294210 296352 298880 302526 302616 306180 307328 311040 313824 317520 320362 324135 326592 329280 333396 336140 336240 338688 340443 343245 345744 349920 353052 357210 358656 362880 366128 370440 378270 381024 384160 388962 392280 395136 403368 403488 408240 411894 416745 418432 423360 428652 432180 435456 439040 441315 444528 448320 453789 453924 457660 460992 466560 470736 476280 480543 489888 493920 500094 504210 504360 508032 518616 523040 529578 535815 537824 537984 544320 549192 555660 559872 564480 567405 571536 576240 583443 588420 592704 597760 605052 605232 612360 614656 617841 627648 635040 640724 648270 653184 658560 666792 672280 672480 680886 686490 691488 699840 706104 714420 725760 732256 740880 750141 756315 756540 762048 768320 777924 784560 790272 794367 800905 806736 806976 816480 823788 833490 836864 846720 857304 864360 882630 889056 896640 907578 907848 915320 921984 933120 941472 952560 961086 972405 979776 987840 1000188 1008420 1008720 1016064 1021329 1029735 1037232 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508394880 518986440 522764928 533814624 538208160 544935762 553585536 560105280 565118568 571944240 580849920 583859745 588110544 593127360 605484180 610073856 615095040 622783728 627909520 635758389 645849792 653456160 653650560 667268280 672126336 691981920 700631694 706398210 711752832 717610880 726581016 735138180 746807040 753491424 762592320 778479660 784147392 790836480 800721936 807312240 817403643 830378304 840157920 847677852 861133056 871274880 889691040 908226270 915110784 922642560 934175592 941864280 960180480 968774688 980184240 1000902420 1004655232 1016789760 1037972880 1045529856 1059597315 1067629248 1076416320 1089871524 1107171072 1120210560 1130237136 1143888480 1167719490 1176221088 1186254720 1210968360 1245567456 1255819040 1271516778 1291699584 1306912320 1307301120 1334536560 1344252672 1362339405 1383963840 1401263388 1412796420 1423505664 1435221760 1453162032 1470276360 1506982848 1525184640 1556959320 1568294784 1601443872 1614624480 1634807286 1660756608 1680315840 1695355704 1742549760 1751579235 1779382080 1816452540 1830221568 1845285120 1868351184 1883728560 1907275167 1937549376 1960368480 2001804840 2009310464 2075945760 2119194630 2135258496 2152832640 2179743048 2240421120 2260474272 2287776960 2335438980 2352442176 2372509440 2421936720 2452210929 2491134912 2511638080 2543033556 2583399168 2613824640 2669073120 2724678810 2767927680 2802526776 2825592840 2906324064 2940552720 3013965696 3050369280 3113918640 3136589568 3178791945 3202887744 3229248960 3269614572 3321513216 3360631680 3390711408 3503158470 3558764160 3632905080 3736702368 3767457120 3814550334 3875098752 3920736960 4003609680 4087018215 4151891520 4238389260 4270516992 4305665280 4359486096 4520948544 4575553920 4670877960 4704884352 4843873440 4904421858 4982269824 5023276160 5086067112 5227649280 5338146240 5449357620 5535855360 5605053552 5651185680 5721825501 5812648128 5881105440 6027931392 6227837280 6357583890 6405775488 6458497920 6539229144 6721263360 6781422816 7006316940 7117528320 7265810160 7473404736 7534914240 7629100668 7750197504 7841473920 8007219360 8174036430 8303783040 8476778520 8718972192 9041897088 9151107840 9341755920 9409768704 9536375835 9687746880 9808843716 9964539648 10046552320 10172134224 10676292480 10898715240 11210107104 11302371360 11443651002 11625296256 11762210880 12261054645 12455674560 12715167780 12811550976 12916995840 13078458288 13562845632 14012633880 14531620320 14946809472 15069828480 15258201336 15682947840 16014438720 16348072860 16607566080 16953557040 17165476503 17437944384 18083794176 18683511840 19072751670 19375493760 19617687432 20344268448 21352584960 21797430480 22420214208 22604742720 22887302004 23250592512 23524421760 24522109290 24911349120 25430335560 26156916576 27125691264 28025267760 28609127505 29063240640 29893618944 30139656960 30516402672 32028877440 32696145720 33907114080 34330953006 34875888768 37367023680 38145503340 38750987520 39235374864 40688536896 43594860960 44840428416 45209485440 45774604008 47048843520 49044218580 49822698240 50860671120 52313833152 54251382528 56050535520 57218255010 58126481280 61032805344 64057754880 65392291440 67814228160 68661906012 69751777536 74734047360 76291006680 78470749728 81377073792 85827382515 87189721920 89680856832 90418970880 91549208016 98088437160 101721342240 104627666304 112101071040 114436510020 116252962560 122065610688 130784582880 135628456320 137323812024 149468094720 152582013360 156941499456 162754147584 171654765030 174379443840 183098416032 196176874320 203442684480 209255332608 224202142080 228873020040 244131221376 261569165760 271256912640 274647624048 305164026720 313882998912 343309530060 348758887680 366196832064 392353748640 406885368960 448404284160 457746040080 488262442752 523138331520 549295248096 610328053440 627765997824 686619060120 732393664128 784707497280 813770737920 915492080160 1046276663040 1098590496192 1220656106880 1373238120240 1464787328256 1569414994560 1830984160320 2197180992384 2441312213760 2746476240480 3138829989120 3661968320640 4394361984768 5492952480960 7323936641280 10985904961920 21971809923840
• Sum of all divisors σ(n): 92283731205120
• Sum of proper divisors (its aliquot sum) s(n): 70311921281280
• 21971809923840 is an abundant number, because the sum of its proper divisors (70311921281280) is greater than itself. Its abundance is 48340111357440

Bases of 21971809923840

• Binary: 100111111101110110101111011001111001100000000₂
• Hexadecimal: 0x13FBB5ECF300
• Base-36: 7SDPKC000

Squares and roots of 21971809923840

• 21971809923840 squared (21971809923840²) is 482760431329353906600345600
• 21971809923840 cubed (21971809923840³) is 10607120435919577008536945930853679104000
• The square root of 21971809923840 is 4687409.7243402993
• The cube root of 21971809923840 is 28008.4200543659

Scales and comparisons

• 21,971,809,923,840 seconds is equal to 698,635 years, 30 weeks, 5 days, 14 hours, 24 minutes.
• To count from 1 to 21,971,809,923,840 would take you about one million, seven hundred forty-six thousand, five hundred eighty-eight 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 21971809923840 cubic inches would be around 2334 feet tall.

Recreational maths with 21971809923840

• 21971809923840 backwards is 04832990817912
• 21971809923840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21971809923840's digits is 63
• More coming soon!