21375508616

Names of 21375508616

• Cardinal: 21375508616 can be written as Twenty-one billion, three hundred seventy-five million, five hundred eight thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 2.1375508616 × 10¹⁰

Factors of 21375508616

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 80

Divisors of 21375508616

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 29 31 44 56 58 62 77 88 116 121 124 154 203 217 232 242 248 308 319 341 406 434 484 616 638 682 812 841 847 868 899 968 1276 1331 1364 1624 1682 1694 1736 1798 2233 2387 2552 2662 2728 3364 3388 3509 3596 3751 4466 4774 5324 5887 6293 6728 6776 7018 7192 7502 8932 9251 9317 9548 9889 10648 11774 12586 14036 14641 15004 17864 18502 18634 19096 19778 23548 24563 25172 26071 26257 28072 29282 30008 37004 37268 38599 39556 41261 47096 49126 50344 52142 52514 58564 64757 69223 74008 74536 77198 79112 82522 98252 101761 102487 104284 105028 108779 117128 129514 138446 154396 165044 182497 196504 203522 204974 208568 210056 217558 259028 270193 276892 286781 288827 308792 330088 364994 407044 409948 424589 435116 453871 518056 540386 553784 573562 577654 712327 729988 761453 814088 819896 849178 870232 907742 1080772 1119371 1147124 1155308 1196569 1424654 1459976 1522906 1698356 1815484 2007467 2161544 2238742 2294248 2310616 2393138 2849308 2972123 3045812 3154591 3177097 3396712 3630968 4014934 4477484 4786276 5698616 5944246 6091624 6309182 6354194 7835597 8029868 8375983 8954968 9572552 11888492 12313081 12618364 12708388 13162259 15671194 16059736 16751966 22082137 23776984 24626162 25236728 25416776 26324518 31342388 33503932 34700501 44164274 49252324 52649036 62684776 67007864 69401002 86191567 88328548 92135813 98504648 105298072 138802004 172383134 176657096 184271626 242903507 277604008 344766268 368543252 381705511 485807014 689532536 737086504 763411022 971614028 1526822044 1943228056 2671938577 3053644088 5343877154 10687754308 21375508616
• Sum of all divisors σ(n): 53865427200
• Sum of proper divisors (its aliquot sum) s(n): 32489918584
• 21375508616 is an abundant number, because the sum of its proper divisors (32489918584) is greater than itself. Its abundance is 11114409968

Bases of 21375508616

• Binary: 10011111010000101000110000010001000₂
• Hexadecimal: 0x4FA146088
• Base-36: 9TIFC08

Squares and roots of 21375508616

• 21375508616 squared (21375508616²) is 456912368592690235456
• 21375508616 cubed (21375508616³) is 9766734271610017922608796688896
• The square root of 21375508616 is 146203.6545918057
• The cube root of 21375508616 is 2775.2715635435

Scales and comparisons

• 21,375,508,616 seconds is equal to 679 years, 35 weeks, 17 hours, 16 minutes, 56 seconds.
• To count from 1 to 21,375,508,616 would take you about one thousand, three hundred fifty-nine 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 21375508616 cubic inches would be around 231.3 feet tall.

Recreational maths with 21375508616

• 21375508616 backwards is 61680557312
• 21375508616 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21375508616's digits is 44
• More coming soon!