21490096992

Names of 21490096992

• Cardinal: 21490096992 can be written as Twenty-one billion, four hundred ninety million, ninety-six thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1490096992 × 10¹⁰

Factors of 21490096992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 909

Divisors of 21490096992

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 61 78 84 91 96 98 104 112 122 147 156 168 182 183 196 208 224 244 273 294 312 336 343 364 366 392 416 427 488 546 588 624 637 672 686 728 732 784 793 823 854 976 1029 1092 1176 1248 1274 1281 1372 1456 1464 1568 1586 1646 1708 1911 1952 2058 2184 2352 2379 2469 2548 2562 2744 2912 2928 2989 3172 3292 3416 3822 4116 4368 4459 4704 4758 4938 5096 5124 5488 5551 5761 5856 5978 6344 6584 6832 7644 8232 8736 8918 8967 9516 9876 10192 10248 10699 10976 11102 11522 11956 12688 13168 13377 13664 15288 16464 16653 17283 17836 17934 19032 19752 20384 20496 20923 21398 22204 23044 23912 25376 26336 26754 30576 32097 32928 33306 34566 35672 35868 38064 38857 39504 40327 40992 41846 42796 44408 46088 47824 50203 53508 61152 62769 64194 66612 69132 71344 71736 74893 76128 77714 79008 80654 83692 85592 88816 92176 95648 100406 107016 116571 120981 125538 128388 133224 138264 142688 143472 149786 150609 155428 161308 167384 171184 177632 184352 200812 214032 224679 233142 241962 251076 256776 266448 271999 276528 282289 286944 299572 301218 310856 322616 334768 342368 351421 401624 428064 449358 466284 483924 502152 513552 524251 532896 543998 553056 564578 599144 602436 621712 645232 652639 669536 702842 803248 815997 846867 898716 932568 967848 1004304 1027104 1048502 1054263 1087996 1129156 1198288 1204872 1243424 1290464 1305278 1405684 1572753 1606496 1631994 1693734 1797432 1865136 1935696 1957917 2008608 2097004 2108526 2175992 2258312 2396576 2409744 2459947 2610556 2811368 3145506 3263988 3387468 3594864 3669757 3730272 3871392 3915834 4194008 4217052 4351984 4516624 4568473 4819488 4919894 5221112 5622736 6291012 6527976 6774936 7189728 7339514 7379841 7831668 8388016 8434104 8703968 9033248 9136946 9839788 10442224 11009271 11245472 12582024 13055952 13549872 13705419 14679028 14759682 15663336 16776032 16868208 17219629 18273892 19679576 20884448 22018542 25164048 26111904 27099744 27410838 29358056 29519364 31326672 31979311 33736416 34439258 36547784 39359152 44037084 50328096 51658887 54821676 58716112 59038728 62653344 63958622 68878516 73095568 78718304 88074168 95937933 103317774 109643352 117432224 118077456 127917244 137757032 146191136 176148336 191875866 206635548 219286704 223855177 236154912 255834488 275514064 352296672 383751732 413271096 438573408 447710354 511668976 551028128 671565531 767503464 826542192 895420708 1023337952 1343131062 1535006928 1653084384 1790841416 2686262124 3070013856 3581682832 5372524248 7163365664 10745048496 21490096992
• Sum of all divisors σ(n): 72095385600
• Sum of proper divisors (its aliquot sum) s(n): 50605288608
• 21490096992 is an abundant number, because the sum of its proper divisors (50605288608) is greater than itself. Its abundance is 29115191616

Bases of 21490096992

• Binary: 10100000000111010001101101101100000₂
• Hexadecimal: 0x500E8DB60
• Base-36: 9VENCYO

Squares and roots of 21490096992

• 21490096992 squared (21490096992²) is 461824268725567448064
• 21490096992 cubed (21490096992³) is 9924648328171916689133282623488
• The square root of 21490096992 is 146595.0101197173
• The cube root of 21490096992 is 2780.2218907477

Scales and comparisons

• 21,490,096,992 seconds is equal to 683 years, 16 weeks, 3 days, 23 hours, 23 minutes, 12 seconds.
• To count from 1 to 21,490,096,992 would take you about one thousand, three hundred sixty-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 21490096992 cubic inches would be around 231.7 feet tall.

Recreational maths with 21490096992

• 21490096992 backwards is 29969009412
• The number of decimal digits it has is: 11
• The sum of 21490096992's digits is 51
• More coming soon!