21643481496

Names of 21643481496

• Cardinal: 21643481496 can be written as Twenty-one billion, six hundred forty-three million, four hundred eighty-one thousand, four hundred ninety-six.

Scientific notation

• Scientific notation: 2.1643481496 × 10¹⁰

Factors of 21643481496

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 364

Divisors of 21643481496

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 49 52 56 78 84 91 98 101 104 107 131 147 156 168 182 196 202 214 262 273 294 303 312 321 364 392 393 404 428 524 546 588 606 637 642 707 728 749 786 808 856 917 1048 1092 1176 1212 1274 1284 1313 1391 1414 1498 1572 1703 1834 1911 2121 2184 2247 2424 2548 2568 2626 2751 2782 2828 2996 3144 3406 3668 3822 3939 4173 4242 4494 4949 5096 5109 5243 5252 5502 5564 5656 5992 6419 6812 7336 7644 7878 8346 8484 8988 9191 9737 9898 10218 10486 10504 10807 11004 11128 11921 12838 13231 13624 14017 14847 15288 15729 15756 16692 16968 17976 18382 19257 19474 19796 20436 20972 21614 22008 23842 25676 26462 27573 28034 29211 29694 31458 31512 32421 33384 35763 36764 38514 38948 39592 39693 40872 41944 42051 43228 47684 51352 52924 55146 56068 58422 59388 62916 64337 64842 68159 71526 73528 75649 77028 77896 79386 83447 84102 86456 92617 95368 98119 105848 110292 112136 116844 118776 125832 128674 129684 136318 140491 143052 151298 154056 158772 166894 168204 172003 182221 185234 193011 196238 204477 220584 226947 233688 250341 257348 259368 272636 277851 280982 286104 294357 302596 317544 333788 336408 344006 364442 370468 386022 392476 408954 421473 453894 500682 514696 516009 529543 545272 546663 555702 561964 588714 605192 648319 667576 686833 688012 728884 740936 772044 784952 817908 842946 907788 983437 1001364 1032018 1059086 1093326 1111404 1123928 1177428 1204021 1275547 1296638 1373666 1376024 1415717 1457768 1544088 1588629 1635816 1685892 1815576 1944957 1966874 2002728 2060499 2064036 2118172 2186652 2222808 2354856 2408042 2551094 2593276 2747332 2831434 2950311 3177258 3371784 3612063 3826641 3889914 3933748 4120998 4128072 4236344 4247151 4373304 4816084 5102188 5186552 5494664 5662868 5900622 6354516 6884059 7224126 7653282 7779828 7867496 8241996 8428147 8494302 8928829 9632168 9910019 10204376 11325736 11801244 12709032 13768118 14448252 15306564 15559656 16483992 16856294 16988604 17857658 18404321 19820038 20652177 23602488 25284441 26786487 27536236 28896504 29730057 30613128 33712588 33977208 35715316 36808642 39640076 41304354 50568882 53572974 55072472 55212963 59460114 67425176 69370133 71430632 73617284 79280152 82608708 101137764 107145948 110425926 118920228 128830247 138740266 147234568 165217416 202275528 208110399 214291896 220851852 237840456 257660494 277480532 386490741 416220798 441703704 515320988 554961064 772981482 832441596 901811729 1030641976 1545962964 1664883192 1803623458 2705435187 3091925928 3607246916 5410870374 7214493832 10821740748 21643481496
• Sum of all divisors σ(n): 69622882560
• Sum of proper divisors (its aliquot sum) s(n): 47979401064
• 21643481496 is an abundant number, because the sum of its proper divisors (47979401064) is greater than itself. Its abundance is 26335919568

Bases of 21643481496

• Binary: 10100001010000011010101000110011000₂
• Hexadecimal: 0x50A0D5198
• Base-36: 9XXYX7C

Squares and roots of 21643481496

• 21643481496 squared (21643481496²) is 468440291267694398016
• 21643481496 cubed (21643481496³) is 10138678776033194086042155111936
• The square root of 21643481496 is 147117.2372497527
• The cube root of 21643481496 is 2786.8207812049

Scales and comparisons

• 21,643,481,496 seconds is equal to 688 years, 10 weeks, 1 day, 6 hours, 11 minutes, 36 seconds.
• To count from 1 to 21,643,481,496 would take you about one thousand, three hundred seventy-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 21643481496 cubic inches would be around 232.2 feet tall.

Recreational maths with 21643481496

• 21643481496 backwards is 69418434612
• The number of decimal digits it has is: 11
• The sum of 21643481496's digits is 48
• More coming soon!