31398858507472

Names of 31398858507472

• Cardinal: 31398858507472 can be written as Thirty-one trillion, three hundred ninety-eight billion, eight hundred fifty-eight million, five hundred seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.1398858507472 × 10¹³

Factors of 31398858507472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 204359

Divisors of 31398858507472

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 67 134 268 379 536 758 1072 1516 3032 6064 25393 50786 101572 143641 203144 203911 287282 406288 407822 574564 815644 1149128 1631288 2298256 3262576 9623947 13662037 19247894 27324074 38495788 54648148 76991576 77282269 109296296 153983152 154564538 218592592 309129076 618258152 1236516304 5177912023 10355824046 20711648092 29289979951 41423296184 58579959902 82846592368 117159919804 234319839608 468639679216 1962428656717 3924857313434 7849714626868 15699429253736 31398858507472
• Sum of all divisors σ(n): 61906922200416
• Sum of proper divisors (its aliquot sum) s(n): 30508063692944
• 31398858507472 is a deficient number, because the sum of its proper divisors (30508063692944) is less than itself. Its deficiency is 890794814528

Bases of 31398858507472

• Binary: 111001000111010011101110011101100010011010000₂
• Hexadecimal: 0x1C8E9DCEC4D0
• Base-36: B4OFPNSGG

Squares and roots of 31398858507472

• 31398858507472 squared (31398858507472²) is 985888315572246791479830784
• 31398858507472 cubed (31398858507472³) is 30955767724822881026710040416697359618048
• The square root of 31398858507472 is 5603468.4354845795
• The cube root of 31398858507472 is 31547.9603690393

Scales and comparisons

• 31,398,858,507,472 seconds is equal to 998,386 years, 30 weeks, 4 hours, 57 minutes, 52 seconds.
• To count from 1 to 31,398,858,507,472 would take you about two million, four hundred ninety-five thousand, nine hundred sixty-six 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 31398858507472 cubic inches would be around 2629 feet tall.

Recreational maths with 31398858507472

• 31398858507472 backwards is 27470585889313
• The number of decimal digits it has is: 14
• The sum of 31398858507472's digits is 70
• More coming soon!