31399914

Names of 31399914

• Cardinal: 31399914 can be written as Thirty-one million, three hundred ninety-nine thousand, nine hundred fourteen.

Scientific notation

• Scientific notation: 3.1399914 × 10⁷

Factors of 31399914

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 595

Divisors of 31399914

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 78 91 131 182 262 273 393 439 546 786 878 917 1317 1703 1834 2634 2751 3073 3406 5109 5502 5707 6146 9219 10218 11414 11921 17121 18438 23842 34242 35763 39949 57509 71526 79898 115018 119847 172527 239694 345054 402563 747617 805126 1207689 1495234 2242851 2415378 4485702 5233319 10466638 15699957 31399914
• Sum of all divisors σ(n): 78059520
• Sum of proper divisors (its aliquot sum) s(n): 46659606
• 31399914 is an abundant number, because the sum of its proper divisors (46659606) is greater than itself. Its abundance is 15259692

Bases of 31399914

• Binary: 1110111110001111111101010₂
• Hexadecimal: 0x1DF1FEA
• Base-36: IP0BU

Squares and roots of 31399914

• 31399914 squared (31399914²) is 985954599207396
• 31399914 cubed (31399914³) is 30958889623016702563944
• The square root of 31399914 is 5603.5626167645
• The cube root of 31399914 is 315.4831386663

Scales and comparisons

• 31,399,914 seconds is equal to 51 weeks, 6 days, 10 hours, 11 minutes, 54 seconds.
• To count from 1 to 31,399,914 would take you about twenty-five weeks!

  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 31399914 cubic inches would be around 26.3 feet tall.

Recreational maths with 31399914

• 31399914 backwards is 41999313
• 31399914 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 31399914's digits is 39
• More coming soon!