31531888164

Names of 31531888164

• Cardinal: 31531888164 can be written as Thirty-one billion, five hundred thirty-one million, eight hundred eighty-eight thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 3.1531888164 × 10¹⁰

Factors of 31531888164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 266

Divisors of 31531888164

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 84 97 157 194 291 314 388 471 582 628 679 942 1099 1164 1358 1884 2037 2198 2716 3297 4074 4396 6594 8148 13188 15229 24649 30458 45687 49298 60916 73947 91374 98596 106603 147894 172543 182748 213206 295788 319809 345086 426412 517629 639618 690172 1035258 1279236 2070516 2390953 3869893 4781906 7172859 7739786 9563812 11609679 14345718 15479572 16736671 23219358 27089251 28691436 33473342 46438716 50210013 54178502 66946684 81267753 100420026 108357004 162535506 200840052 325071012 375379621 750759242 1126138863 1501518484 2252277726 2627657347 4504555452 5255314694 7882972041 10510629388 15765944082 31531888164
• Sum of all divisors σ(n): 85496454400
• Sum of proper divisors (its aliquot sum) s(n): 53964566236
• 31531888164 is an abundant number, because the sum of its proper divisors (53964566236) is greater than itself. Its abundance is 22432678072

Bases of 31531888164

• Binary: 11101010111011100100110111000100100₂
• Hexadecimal: 0x757726E24
• Base-36: EHH9SMC

Squares and roots of 31531888164

• 31531888164 squared (31531888164²) is 994259971187003290896
• 31531888164 cubed (31531888164³) is 31350894217410450098832631354944
• The square root of 31531888164 is 177572.2054939907
• The cube root of 31531888164 is 3159.2451384185

Scales and comparisons

• 31,531,888,164 seconds is equal to 1,002 years, 32 weeks, 9 hours, 49 minutes, 24 seconds.
• To count from 1 to 31,531,888,164 would take you about two thousand and five 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 31531888164 cubic inches would be around 263.3 feet tall.

Recreational maths with 31531888164

• 31531888164 backwards is 46188813513
• The number of decimal digits it has is: 11
• The sum of 31531888164's digits is 48
• More coming soon!