31125385395

Names of 31125385395

• Cardinal: 31125385395 can be written as Thirty-one billion, one hundred twenty-five million, three hundred eighty-five thousand, three hundred ninety-five.

Scientific notation

• Scientific notation: 3.1125385395 × 10¹⁰

Factors of 31125385395

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2114

Divisors of 31125385395

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 13 15 39 45 59 65 117 177 195 295 531 585 653 767 885 1381 1959 2301 2655 3265 3835 4143 5877 6903 6905 8489 9795 11505 12429 17953 20715 25467 29385 34515 38527 42445 53859 62145 76401 81479 89765 115581 127335 161577 192635 244437 269295 346743 382005 407395 500851 577905 733311 807885 901793 1059227 1222185 1502553 1733715 2504255 2705379 3177681 3666555 4507659 4508965 5296135 7512765 8116137 9533043 11723309 13526895 15888405 22538295 35169927 40580685 47665215 53205787 58616545 105509781 159617361 175849635 266028935 478852083 527548905 691675231 798086805 2075025693 2394260415 3458376155 6225077079 10375128465 31125385395
• Sum of all divisors σ(n): 59218810560
• Sum of proper divisors (its aliquot sum) s(n): 28093425165
• 31125385395 is a deficient number, because the sum of its proper divisors (28093425165) is less than itself. Its deficiency is 3031960230

Bases of 31125385395

• Binary: 11100111111001101111011000010110011₂
• Hexadecimal: 0x73F37B0B3
• Base-36: EAR912R

Squares and roots of 31125385395

• 31125385395 squared (31125385395²) is 968789615987279306025
• 31125385395 cubed (31125385395³) is 30153950164278121817536270504875
• The square root of 31125385395 is 176423.8798887497
• The cube root of 31125385395 is 3145.6102588299

Scales and comparisons

• 31,125,385,395 seconds is equal to 989 years, 35 weeks, 6 days, 12 hours, 23 minutes, 15 seconds.
• To count from 1 to 31,125,385,395 would take you about one thousand, nine 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 31125385395 cubic inches would be around 262.1 feet tall.

Recreational maths with 31125385395

• 31125385395 backwards is 59358352113
• 31125385395 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31125385395's digits is 45
• More coming soon!