21096128341605988

Names of 21096128341605988

• Cardinal: 21096128341605988 can be written as Twenty-one quadrillion, ninety-six trillion, one hundred twenty-eight billion, three hundred forty-one million, six hundred five thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1096128341605988 × 10¹⁶

Factors of 21096128341605988

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13647909

Divisors of 21096128341605988

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 11 19 22 38 44 76 209 307 317 361 418 614 634 722 836 1228 1268 1444 3377 3487 3971 5833 6023 6754 6974 7942 11666 12046 13508 13948 15884 23332 24092 64163 66253 97319 110827 114437 128326 132506 194638 221654 228874 256652 265012 389276 443308 457748 1070509 1219097 1258807 1849061 2141018 2438194 2517614 3698122 4282036 4876388 5035228 7396244 13647253 20339671 27294506 35132159 40679342 54589012 70264318 81358684 140528636 150119783 259297807 300239566 386453749 518595614 600479132 772907498 1037191228 1545814996 2852275877 4189706671 4326179201 4926658333 5704551754 8379413342 8652358402 9853316666 11409103508 16758826684 17304716804 19706633332 46086773381 47587971211 54193241663 79604426749 82197404819 92173546762 95175942422 108386483326 159208853498 164394809638 184347093524 190351884844 216772966652 318417706996 328789619276 875648694239 904171453009 1328137014707 1512484108231 1561750691561 1751297388478 1808342906018 2656274029414 3024968216462 3123501383122 3502594776956 3616685812036 5312548058828 6049936432924 6247002766244 14609507161777 16637325190541 17179257607171 25234603279433 29219014323554 33274650381082 34358515214342 50469206558866 58438028647108 66549300762164 68717030428684 100938413117732 277580636073763 479457462309227 555161272147526 958914924618454 1110322544295052 1917829849236908 5274032085401497 10548064170802994 21096128341605988
• Sum of all divisors σ(n): 42778679331415104
• Sum of proper divisors (its aliquot sum) s(n): 21682550989809116
• 21096128341605988 is an abundant number, because the sum of its proper divisors (21682550989809116) is greater than itself. Its abundance is 586422648203128

Bases of 21096128341605988

• Binary: 1001010111100101101000100100011111011111111111001100100₂
• Hexadecimal: 0x4AF2D123EFFE64
• Base-36: 5RPYBKGP6QS

Squares and roots of 21096128341605988

• 21096128341605988 squared (21096128341605988²) is 445046631005511413523579037456144
• 21096128341605988 cubed (21096128341605988³) is 9388760845691631575863514254290386596727077790272
• The square root of 21096128341605988 is 145245063.0541568115
• The cube root of 21096128341605988 is 276312.7464645271

Scales and comparisons

• 21,096,128,341,605,988 seconds is equal to 670,791,626 years, 33 weeks, 6 days, 22 hours, 6 minutes, 28 seconds.
• To count from 1 to 21,096,128,341,605,988 would take you about two billion, twelve million, three hundred seventy-four thousand, eight hundred seventy-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 21096128341605988 cubic inches would be around 23026.1 feet tall.

Recreational maths with 21096128341605988

• 21096128341605988 backwards is 88950614382169012
• The number of decimal digits it has is: 17
• The sum of 21096128341605988's digits is 73
• More coming soon!