55785699138

Names of 55785699138

• Cardinal: 55785699138 can be written as Fifty-five billion, seven hundred eighty-five million, six hundred ninety-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 5.5785699138 × 10¹⁰

Factors of 55785699138

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1820

Divisors of 55785699138

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 13 17 26 34 39 51 61 78 102 122 183 221 366 442 631 663 793 1037 1093 1262 1326 1586 1893 2074 2186 2379 3111 3279 3786 4758 6222 6558 8203 10727 13481 14209 16406 18581 21454 24609 26962 28418 32181 37162 38491 40443 42627 49218 55743 64362 66673 76982 80886 85254 111486 115473 133346 139451 200019 230946 241553 278902 400038 418353 483106 500383 654347 689683 724659 836706 866749 1000766 1133441 1308694 1379366 1449318 1501149 1733498 1963041 2069049 2266882 2600247 3002298 3400323 3926082 4138098 5200494 6800646 8506511 8965879 11724611 14734733 17013022 17931758 23449222 25519533 26897637 29469466 35173833 42070663 44204199 51039066 53795274 70347666 84141326 88408398 126211989 152419943 252423978 304839886 457259829 546918619 715201271 914519658 1093837238 1430402542 1640755857 2145603813 3281511714 4291207626 9297616523 18595233046 27892849569 55785699138
• Sum of all divisors σ(n): 129630703104
• Sum of proper divisors (its aliquot sum) s(n): 73845003966
• 55785699138 is an abundant number, because the sum of its proper divisors (73845003966) is greater than itself. Its abundance is 18059304828

Bases of 55785699138

• Binary: 110011111101000101100011011101000010₂
• Hexadecimal: 0xCFD163742
• Base-36: PMLD4XU

Squares and roots of 55785699138

• 55785699138 squared (55785699138²) is 3112044228315453943044
• 55785699138 cubed (55785699138³) is 173607563024955294222548371896072
• The square root of 55785699138 is 236189.9640924653
• The cube root of 55785699138 is 3820.9758555545

Scales and comparisons

• 55,785,699,138 seconds is equal to 1,773 years, 42 weeks, 1 day, 19 hours, 32 minutes, 18 seconds.
• To count from 1 to 55,785,699,138 would take you about three thousand, five hundred forty-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 55785699138 cubic inches would be around 318.4 feet tall.

Recreational maths with 55785699138

• 55785699138 backwards is 83199658755
• The number of decimal digits it has is: 11
• The sum of 55785699138's digits is 66
• More coming soon!