21227534860972800

Names of 21227534860972800

• Cardinal: 21227534860972800 can be written as Twenty-one quadrillion, two hundred twenty-seven trillion, five hundred thirty-four billion, eight hundred sixty million, nine hundred seventy-two thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12275348609728 × 10¹⁶

Factors of 21227534860972800

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 137110

Divisors of 21227534860972800

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 29 30 32 40 48 50 58 60 64 75 80 87 96 100 116 120 128 145 150 160 174 192 200 232 240 256 257 290 300 320 348 384 400 435 464 480 514 580 600 640 696 725 768 771 800 870 928 960 1028 1093 1160 1200 1280 1285 1392 1450 1542 1600 1740 1856 1920 2056 2175 2186 2320 2400 2570 2784 2900 3084 3200 3279 3480 3712 3840 3855 4112 4350 4372 4640 4800 5140 5465 5568 5800 6168 6400 6425 6558 6960 7424 7453 7710 8224 8700 8744 9280 9600 10280 10930 11136 11600 12336 12850 13116 13920 14906 15420 16395 16448 17400 17488 18560 19200 19275 20560 21860 22272 22359 23200 24672 25700 26232 27325 27840 29812 30840 31697 32790 32896 34800 34976 37120 37265 38550 41120 43720 44718 46400 49344 51400 52464 54650 55680 59624 61680 63394 65580 65792 69600 69952 74530 77100 81975 82240 87440 89436 92800 95091 98688 102800 104928 109300 111360 111795 119248 123360 126788 131160 135721 139200 139904 149060 154200 158485 163950 164480 174880 178872 185600 186325 190182 197376 205600 209856 218600 223590 238496 246720 253576 262320 271442 278400 279808 280901 298120 308400 316970 327900 328960 349760 357744 372650 380364 407163 411200 419712 437200 447180 475455 476992 493440 507152 524640 542884 556800 558975 561802 596240 616800 633940 655800 678605 699520 715488 745300 760728 792425 814326 822400 839424 842703 874400 894360 950910 953984 986880 1014304 1049280 1085768 1117950 1123604 1192480 1233600 1267880 1311600 1357210 1399040 1404505 1430976 1490600 1521456 1584850 1628652 1644800 1685406 1748800 1788720 1901820 1907968 2028608 2035815 2098560 2171536 2235900 2247208 2377275 2384960 2467200 2535760 2623200 2714420 2809010 2861952 2981200 3042912 3169700 3257304 3370812 3393025 3497600 3577440 3803640 3935909 4057216 4071630 4197120 4213515 4343072 4471800 4494416 4754550 4769920 4934400 5071520 5246400 5428840 5618020 5723904 5962400 6085824 6339400 6514608 6741624 6786050 6995200 7022525 7154880 7607280 7871818 8114432 8143260 8146129 8427030 8686144 8943600 8988832 9509100 9539840 10143040 10179075 10492800 10857680 11236040 11807727 11924800 12171648 12678800 13029216 13483248 13572100 14045050 14309760 15214560 15743636 16286520 16292258 16854060 17372288 17887200 17977664 19018200 19679545 20286080 20358150 20985600 21067575 21715360 22472080 23615454 23849600 24343296 24438387 25357600 26058432 26966496 27144200 28090100 28619520 30429120 31487272 32573040 32584516 33708120 34744576 34880297 35774400 35955328 38036400 39359090 40572160 40716300 40730645 42135150 43430720 44944160 47230908 47699200 48876774 50715200 52116864 53932992 54288400 56180200 59038635 60858240 62974544 65146080 65169032 67416240 69760594 71548800 71910656 76072800 78718180 81432600 81461290 84270300 86861440 89888320 94461816 97753548 98397725 101430400 104233728 104640891 107865984 108576800 112360400 118077270 121716480 122191935 125949088 130292160 130338064 134832480 139521188 143097600 148343053 152145600 157436360 162865200 162922580 168540600 173722880 174401485 179776640 188923632 195507096 196795450 202860800 203653225 209281782 215731968 217153600 224720800 236154540 244383870 251898176 260584320 260676128 269664960 279042376 295193175 296686106 304291200 314872720 325730400 325845160 337081200 348802970 359553280 377847264 391014192 393590900 407306450 418563564 434307200 445029159 449441600 472309080 488767740 503796352 521168640 521352256 523204455 539329920 558084752 590386350 593372212 608582400 610959675 629745440 651460800 651690320 674162400 697605940 741715265 755694528 782028384 787181800 814612900 837127128 868614400 872007425 890058318 898883200 944618160 977535480 1007592704 1011528613 1042704512 1046408910 1078659840 1116169504 1180772700 1186744424 1221919350 1259490880 1302921600 1303380640 1348324800 1395211880 1483430530 1511389056 1564056768 1574363600 1629225800 1674254256 1744014850 1780116636 1797766400 1889236320 1955070960 2023057226 2085409024 2092817820 2225145795 2232339008 2361545400 2373488848 2443838700 2518981760 2605843200 2606761280 2616022275 2696649600 2790423760 2966861060 3022778112 3034585839 3128113536 3148727200 3258451600 3348508512 3488029700 3560233272 3708576325 3778472640 3910141920 4046114452 4185635640 4301948537 4450291590 4464678016 4723090800 4746977696 4887677400 5037963520 5057643065 5213522560 5232044550 5393299200 5580847520 5933722120 6069171678 6256227072 6297454400 6516903200 6697017024 6976059400 7120466544 7417152650 7556945280 7820283840 8092228904 8371271280 8603897074 8900583180 8929356032 9446181600 9493955392 9775354800 10115286130 10427045120 10464089100 11125728975 11161695040 11867444240 12138343356 12594908800 12905845611 13033806400 13394034048 13952118800 14240933088 14834305300 15113890560 15172929195 15640567680 16184457808 16742542560 17207794148 17801166360 18892363200 18987910784 19550709600 20230572260 20928178200 21509742685 22251457950 22323390080 23734888480 24276686712 25189817600 25288215325 25811691222 26067612800 26788068096 27904237600 28481866176 29668610600 30345858390 31281135360 32368915616 33485085120 34415588296 35602332720 37784726400 37975821568 38124164621 39101419200 40461144520 41856356400 43019485370 44502915900 44646780160 47469776960 48553373424 50576430650 51623382444 52135225600 55808475200 56963732352 59337221200 60691716780 64529228055 64737831232 66970170240 68831176592 71204665440 75569452800 75864645975 76248329242 78202838400 80922289040 83712712800 86038970740 89005831800 94939553920 97106746848 101152861300 103246764888 107548713425 111616950400 113927464704 114372493863 118674442400 121383433560 129058456110 129475662464 133940340480 137662353184 142409330880 151729291950 152496658484 156405676800 161844578080 167425425600 172077941480 178011663600 189879107840 190620823105 194213493696 202305722600 206493529776 215097426850 223233900800 228744987726 237348884800 242766867120 258116912220 258951324928 275324706368 284818661760 303458583900 304993316968 322646140275 323689156160 334850851200 344155882960 356023327200 381241646210 388426987392 404611445200 412987059552 430194853700 457489975452 474697769600 485533734240 516233824440 550649412736 569637323520 571862469315 606917167800 609986633936 645292280550 647378312320 669701702400 688311765920 712046654400 762483292420 776853974784 809222890400 825974119104 860389707400 914979950904 949395539200 953104115525 971067468480 1032467648880 1101298825472 1105600774009 1143724938630 1213834335600 1219973267872 1290584561100 1294756624640 1376623531840 1424093308800 1524966584840 1618445780800 1651948238208 1720779414800 1829959901808 1906208231050 1942134936960 2064935297760 2211201548018 2287449877260 2427668671200 2439946535744 2581169122200 2753247063680 2848186617600 2859312346575 3049933169680 3236891561600 3303896476416 3316802322027 3441558829600 3659919803616 3812416462100 3884269873920 4129870595520 4422403096036 4574899754520 4855337342400 4879893071488 5162338244400 5506494127360 5528003870045 5718624693150 6099866339360 6473783123200 6633604644054 6883117659200 7319839607232 7624832924200 8259741191040 8844806192072 9149799509040 9710674684800 9759786142976 10324676488800 11056007740090 11437249386300 12199732678720 13267209288108 13766235318400 14639679214464 15249665848400 16519482382080 16584011610135 17689612384144 18299599018080 19421349369600 20649352977600 22112015480180 22874498772600 24399465357440 26534418576216 27532470636800 27640019350225 29279358428928 30499331696800 33168023220270 35379224768288 36599198036160 41298705955200 44224030960360 45748997545200 48798930714880 53068837152432 55280038700450 60998663393600 66336046440540 70758449536576 73198396072320 82597411910400 82920058050675 88448061920720 91497995090400 106137674304864 110560077400900 121997326787200 132672092881080 141516899073152 146396792144640 165840116101350 176896123841440 182995990180800 212275348609728 221120154801800 243994653574400 265344185762160 283033798146304 331680232202700 353792247682880 365991980361600 424550697219456 442240309603600 530688371524320 663360464405400 707584495365760 731983960723200 849101394438912 884480619207200 1061376743048640 1326720928810800 1415168990731520 1768961238414400 2122753486097280 2653441857621600 3537922476828800 4245506972194560 5306883715243200 7075844953657600 10613767430486400 21227534860972800
• Sum of all divisors σ(n): 72820074475068480
• Sum of proper divisors (its aliquot sum) s(n): 51592539614095680
• 21227534860972800 is an abundant number, because the sum of its proper divisors (51592539614095680) is greater than itself. Its abundance is 30365004753122880

Bases of 21227534860972800

• Binary: 1001011011010100101010010011010110110000111001100000000₂
• Hexadecimal: 0x4B6A549AD87300
• Base-36: 5T0J6W1IJ9C

Squares and roots of 21227534860972800

• 21227534860972800 squared (21227534860972800²) is 450608236273815511424562339840000
• 21227534860972800 cubed (21227534860972800³) is 9565302044143886966220793058710581066596352000000
• The square root of 21227534860972800 is 145696722.2039425291
• The cube root of 21227534860972800 is 276885.2712111605

Scales and comparisons

• 21,227,534,860,972,800 seconds is equal to 674,969,947 years, 26 weeks, 21 hours, 20 minutes.
• To count from 1 to 21,227,534,860,972,800 would take you about two billion, twenty-four million, nine hundred nine thousand, eight hundred forty-two 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 21227534860972800 cubic inches would be around 23073.8 feet tall.

Recreational maths with 21227534860972800

• 21227534860972800 backwards is 00827906843572212
• The number of decimal digits it has is: 17
• The sum of 21227534860972800's digits is 66
• More coming soon!