399037420131

Names of 399037420131

• Cardinal: 399037420131 can be written as Three hundred ninety-nine billion, thirty-seven million, four hundred twenty thousand, one hundred thirty-one.

Scientific notation

• Scientific notation: 3.99037420131 × 10¹¹

Factors of 399037420131

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 60993

Divisors of 399037420131

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 21 29 49 53 87 147 159 203 371 609 841 1113 1421 1537 2523 2597 4263 4611 5887 7791 10759 17661 32277 41209 44573 60901 75313 123627 133719 182703 225939 312011 426307 936033 1278921 1766129 2184077 2984149 3227753 5298387 6552231 8952447 9683259 12362903 22594271 37088709 51217741 67782813 86540321 93604837 153653223 158159897 259620963 280814511 358524187 474479691 655233859 1075572561 1965701577 2509669309 2714540273 4586637013 7529007927 8143620819 13759911039 19001781911 57005345733 133012473377 399037420131
• Sum of all divisors σ(n): 653097944304
• Sum of proper divisors (its aliquot sum) s(n): 254060524173
• 399037420131 is a deficient number, because the sum of its proper divisors (254060524173) is less than itself. Its deficiency is 144976895958

Bases of 399037420131

• Binary: 101110011101000011110111101001001100011₂
• Hexadecimal: 0x5CE87BD263
• Base-36: 53BCKRXF

Squares and roots of 399037420131

• 399037420131 squared (399037420131²) is 159230862664804204057161
• 399037420131 cubed (399037420131³) is 63539072642997037401212408696108091
• The square root of 399037420131 is 631694.0874592701
• The cube root of 399037420131 is 7362.1479590643

Scales and comparisons

• 399,037,420,131 seconds is equal to 12,688 years, 8 weeks, 15 hours, 48 minutes, 51 seconds.
• To count from 1 to 399,037,420,131 would take you about twenty-five thousand, three hundred seventy-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 399037420131 cubic inches would be around 613.5 feet tall.

Recreational maths with 399037420131

• 399037420131 backwards is 131024730993
• The number of decimal digits it has is: 12
• The sum of 399037420131's digits is 42
• More coming soon!