21024486912

Names of 21024486912

• Cardinal: 21024486912 can be written as Twenty-one billion, twenty-four million, four hundred eighty-six thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 2.1024486912 × 10¹⁰

Factors of 21024486912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 265

Divisors of 21024486912

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 37 39 44 48 52 64 66 74 78 88 96 104 111 128 132 143 148 156 169 176 192 199 208 222 256 264 286 296 312 338 352 384 398 407 416 429 444 481 507 512 528 572 592 597 624 676 704 768 796 814 832 858 888 962 1014 1056 1144 1184 1194 1221 1248 1352 1408 1443 1536 1592 1628 1664 1716 1776 1859 1924 2028 2112 2189 2288 2368 2388 2442 2496 2587 2704 2816 2886 3184 3256 3328 3432 3552 3718 3848 4056 4224 4378 4576 4736 4776 4884 4992 5174 5291 5408 5577 5632 5772 6253 6368 6512 6567 6656 6864 7104 7363 7436 7696 7761 8112 8448 8756 9152 9472 9552 9768 9984 10348 10582 10816 11154 11544 12506 12736 13024 13134 13728 14208 14726 14872 15392 15522 15873 16224 16896 17512 18304 18759 18944 19104 19536 19968 20696 21164 21632 22089 22308 23088 25012 25472 26048 26268 27456 28416 28457 29452 29744 30784 31044 31746 32448 33631 35024 36608 37518 38208 39072 41392 42328 43264 44178 44616 46176 50024 50944 52096 52536 54912 56832 56914 58904 59488 61568 62088 63492 64896 67262 68783 70048 73216 75036 76416 78144 80993 82784 84656 85371 86528 88356 89232 92352 95719 100048 100893 101888 104192 105072 109824 113828 117808 118976 123136 124176 126984 129792 134524 137566 140096 150072 152832 156288 161986 165568 169312 170742 176712 178464 184704 191438 200096 201786 206349 208384 210144 219648 227656 235616 237952 242979 246272 248352 253968 259584 269048 275132 280192 287157 300144 305664 312576 323972 331136 338624 341484 353424 356928 369408 369941 382876 400192 403572 412698 420288 455312 471232 475904 485958 496704 507936 538096 550264 560384 574314 600288 625152 647944 662272 677248 682968 706848 713856 738816 739882 765752 800384 807144 825396 840576 910624 942464 951808 971916 993408 1015872 1052909 1076192 1100528 1109823 1120768 1148628 1200576 1244347 1295888 1324544 1354496 1365936 1413696 1427712 1479764 1531504 1600768 1614288 1650792 1681152 1821248 1884928 1943832 1986816 2031744 2105818 2152384 2201056 2219646 2297256 2401152 2488694 2591776 2708992 2731872 2827392 2855424 2959528 3063008 3158727 3201536 3228576 3301584 3362304 3642496 3733041 3769856 3887664 3973632 4063488 4211636 4304768 4402112 4439292 4594512 4802304 4977388 5183552 5463744 5654784 5919056 6126016 6317454 6457152 6603168 7284992 7466082 7775328 8126976 8423272 8609536 8804224 8878584 9189024 9604608 9954776 10367104 10927488 11309568 11838112 12252032 12634908 12914304 13206336 13687817 14569984 14932164 15550656 16846544 17219072 17608448 17757168 18378048 19909552 20734208 21854976 23676224 24504064 25269816 25828608 26412672 27375634 29864328 31101312 33693088 35216896 35514336 36756096 39819104 41063451 41468416 43709952 47352448 49008128 50539632 51657216 52825344 54751268 59728656 62202624 67386176 71028672 73512192 79638208 82126902 94704896 101079264 105650688 109502536 119457312 124405248 134772352 142057344 147024384 159276416 164253804 189409792 202158528 219005072 238914624 269544704 284114688 318552832 328507608 404317056 438010144 477829248 539089408 568229376 637105664 657015216 808634112 876020288 955658496 1314030432 1617268224 1752040576 1911316992 2628060864 3504081152 5256121728 7008162304 10512243456 21024486912
• Sum of all divisors σ(n): 68293843200
• Sum of proper divisors (its aliquot sum) s(n): 47269356288
• 21024486912 is an abundant number, because the sum of its proper divisors (47269356288) is greater than itself. Its abundance is 26244869376

Bases of 21024486912

• Binary: 10011100101001010000011011000000000₂
• Hexadecimal: 0x4E5283600
• Base-36: 9NPFPXC

Squares and roots of 21024486912

• 21024486912 squared (21024486912²) is 442029049912859295744
• 21024486912 cubed (21024486912³) is 9293433974616705003867265302528
• The square root of 21024486912 is 144998.2307202401
• The cube root of 21024486912 is 2759.9961016539

Scales and comparisons

• 21,024,486,912 seconds is equal to 668 years, 26 weeks, 4 days, 23 hours, 15 minutes, 12 seconds.
• To count from 1 to 21,024,486,912 would take you about one thousand, three hundred thirty-seven 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 21024486912 cubic inches would be around 230 feet tall.

Recreational maths with 21024486912

• 21024486912 backwards is 21968442012
• 21024486912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21024486912's digits is 39
• More coming soon!