21100758699174912

Names of 21100758699174912

• Cardinal: 21100758699174912 can be written as Twenty-one quadrillion, one hundred trillion, seven hundred fifty-eight billion, six hundred ninety-nine million, one hundred seventy-four thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 2.1100758699174912 × 10¹⁶

Factors of 21100758699174912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1229

Divisors of 21100758699174912

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 64 72 74 96 111 128 144 148 192 222 256 288 296 333 384 444 512 576 592 666 768 888 1024 1152 1184 1187 1332 1369 1536 1776 2304 2368 2374 2664 2738 3072 3552 3561 4107 4608 4736 4748 5328 5476 7104 7122 8214 9216 9472 9496 10656 10683 10952 12321 14208 14244 16428 18944 18992 21312 21366 21904 24642 28416 28488 32856 37888 37984 42624 42732 43808 43919 49284 56832 56976 65712 75968 85248 85464 87616 87838 98568 113664 113952 131424 131757 151936 170496 170928 175232 175676 197136 227904 262848 263514 303872 340992 341856 350464 351352 394272 395271 455808 525696 527028 607744 683712 700928 702704 788544 790542 911616 1051392 1054056 1215488 1367424 1401856 1405408 1408969 1577088 1581084 1625003 1823232 2102784 2108112 2734848 2810816 2817938 3154176 3162168 3250006 3646464 4205568 4216224 4226907 4875009 5469696 5621632 5635876 6308352 6324336 6500012 8432448 8453814 9750018 10939392 11243264 11271752 12616704 12648672 12680721 13000024 14625027 16864896 16907628 19500036 22486528 22543504 25297344 25361442 26000048 29250054 33729792 33815256 39000072 44973056 45087008 50594688 50722884 52000096 52131853 58500108 67459584 67630512 78000144 90174016 101189376 101445768 104000192 104263706 117000216 134919168 135261024 156000288 156395559 180348032 202378752 202891536 208000384 208527412 234000432 270522048 312000576 312791118 360696064 404757504 405783072 416000768 417054824 468000864 469186677 541044096 624001152 625582236 721392128 811566144 832001536 834109648 936001728 938373354 1082088192 1248002304 1251164472 1442784256 1623132288 1664003072 1668219296 1672446203 1872003456 1876746708 1928878561 2164176384 2496004608 2502328944 3246264576 3336438592 3344892406 3744006912 3753493416 3857757122 4328352768 4992009216 5004657888 5017338609 5786635683 6492529152 6672877184 6689784812 7488013824 7506986832 7715514244 10009315776 10034677218 11573271366 12985058304 13345754368 13379569624 14976027648 15013973664 15052015827 15431028488 17359907049 20018631552 20069354436 23146542732 26691508736 26759139248 30027947328 30104031654 30862056976 34719814098 40037263104 40138708872 46293085464 53383017472 53518278496 60055894656 60208063308 61724113952 61880509511 69439628196 80074526208 80277417744 92586170928 107036556992 120111789312 120416126616 123448227904 123761019022 138879256392 160149052416 160554835488 185172341856 185641528533 214073113984 240223578624 240832253232 246896455808 247522038044 277758512784 321109670976 370344683712 371283057066 428146227968 480447157248 481664506464 493792911616 495044076088 555517025568 556924585599 642219341952 740689367424 742566114132 856292455936 963329012928 987585823232 990088152176 1111034051136 1113849171198 1284438683904 1481378734848 1485132228264 1712584911872 1926658025856 1975171646464 1980176304352 2222068102272 2227698342396 2289578851907 2568877367808 2962757469696 2970264456528 3853316051712 3960352608704 4444136204544 4455396684792 4579157703814 5137754735616 5925514939392 5940528913056 6868736555721 7706632103424 7920705217408 8888272409088 8910793369584 9158315407628 11881057826112 13737473111442 15413264206848 15841410434816 17776544818176 17821586739168 18316630815256 20606209667163 23762115652224 27474946222884 31682820869632 35643173478336 36633261630512 41212419334326 47524231304448 54949892445768 63365641739264 71286346956672 73266523261024 82424838668652 95048462608896 109899784891536 142572693913344 146533046522048 164849677337304 190096925217792 219799569783072 285145387826688 293066093044096 329699354674608 439599139566144 570290775653376 586132186088192 659398709349216 879198279132288 1172264372176384 1318797418698432 1758396558264576 2344528744352768 2637594837396864 3516793116529152 5275189674793728 7033586233058304 10550379349587456 21100758699174912
• Sum of all divisors σ(n): 62671989175515720
• Sum of proper divisors (its aliquot sum) s(n): 41571230476340808
• 21100758699174912 is an abundant number, because the sum of its proper divisors (41571230476340808) is greater than itself. Its abundance is 20470471777165896

Bases of 21100758699174912

• Binary: 1001010111101110000011100111010110000010110110000000000₂
• Hexadecimal: 0x4AF7073AC16C00
• Base-36: 5RRLEQ41KW0

Squares and roots of 21100758699174912

• 21100758699174912 squared (21100758699174912²) is 445242017680805724412149570207744
• 21100758699174912 cubed (21100758699174912³) is 9394944377816451366515246795718543350789232918528
• The square root of 21100758699174912 is 145261001.9901243557
• The cube root of 21100758699174912 is 276332.9608090929

Scales and comparisons

• 21,100,758,699,174,912 seconds is equal to 670,938,857 years, 36 weeks, 3 days, 9 hours, 55 minutes, 12 seconds.
• To count from 1 to 21,100,758,699,174,912 would take you about two billion, twelve million, eight hundred sixteen thousand, five hundred seventy-three 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 21100758699174912 cubic inches would be around 23027.7 feet tall.

Recreational maths with 21100758699174912

• 21100758699174912 backwards is 21947199685700112
• 21100758699174912 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21100758699174912's digits is 72
• More coming soon!