21807124484832

Names of 21807124484832

• Cardinal: 21807124484832 can be written as Twenty-one trillion, eight hundred seven billion, one hundred twenty-four million, four hundred eighty-four thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.1807124484832 × 10¹³

Factors of 21807124484832

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 1764

Divisors of 21807124484832

• Number of divisors d(n): 228
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 243 288 324 432 486 648 729 864 972 1296 1458 1759 1944 2187 2592 2916 3518 3888 4374 5277 5832 6561 7036 7776 8748 10554 11664 13122 14072 15831 17496 19683 21108 23328 26244 28144 31662 34992 39366 42216 47493 52488 56288 59049 63324 69984 78732 84432 94986 104976 118098 126648 142479 157464 168864 177147 189972 209952 236196 253296 284958 314928 354294 379944 427437 472392 506592 531441 569916 629856 708588 759888 854874 944784 1062882 1139832 1282311 1417176 1519776 1594323 1709748 1889568 2125764 2279664 2564622 2834352 3188646 3419496 3846933 4251528 4559328 4782969 5129244 5668704 6377292 6838992 7693866 8503056 9565938 10258488 11540799 12754584 13677984 14348907 15387732 17006112 19131876 20516976 23081598 25509168 28697814 30775464 34622397 38263752 41033952 43046721 46163196 51018336 57395628 61550928 69244794 76527504 86093442 92326392 103867191 114791256 123101856 129140163 138489588 153055008 172186884 184652784 207734382 229582512 258280326 276979176 311601573 344373768 369305568 387420489 415468764 459165024 516560652 553958352 623203146 688747536 774840978 830937528 934804719 1033121304 1107916704 1246406292 1377495072 1549681956 1661875056 1869609438 2066242608 2492812584 2804414157 3099363912 3323750112 3739218876 4132485216 4985625168 5608828314 6198727824 7478437752 8413242471 9971250336 11217656628 12397455648 14956875504 16826484942 22435313256 25239727413 29913751008 33652969884 44870626512 50479454826 67305939768 75719182239 89741253024 100958909652 134611879536 151438364478 201917819304 227157546717 269223759072 302876728956 403835638608 454315093434 605753457912 681472640151 807671277216 908630186868 1211506915824 1362945280302 1817260373736 2423013831648 2725890560604 3634520747472 5451781121208 7269041494944 10903562242416 21807124484832
• Sum of all divisors σ(n): 64435775675040
• Sum of proper divisors (its aliquot sum) s(n): 42628651190208
• 21807124484832 is an abundant number, because the sum of its proper divisors (42628651190208) is greater than itself. Its abundance is 20821526705376

Bases of 21807124484832

• Binary: 100111101010101011101111010001001001011100000₂
• Hexadecimal: 0x13D55DE892E0
• Base-36: 7QA1YVI00

Squares and roots of 21807124484832

• 21807124484832 squared (21807124484832²) is 475550678296959321398068224
• 21807124484832 cubed (21807124484832³) is 10370392840468087204754908833295989178368
• The square root of 21807124484832 is 4669809.8981470327
• The cube root of 21807124484832 is 27938.2672627123

Scales and comparisons

• 21,807,124,484,832 seconds is equal to 693,399 years, 5 weeks, 3 days, 3 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,807,124,484,832 would take you about one million, seven hundred thirty-three thousand, four hundred ninety-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 21807124484832 cubic inches would be around 2328.2 feet tall.

Recreational maths with 21807124484832

• 21807124484832 backwards is 23848442170812
• 21807124484832 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21807124484832's digits is 54
• More coming soon!