31029130

Names of 31029130

• Cardinal: 31029130 can be written as Thirty-one million, twenty-nine thousand, one hundred thirty.

Scientific notation

• Scientific notation: 3.102913 × 10⁷

Factors of 31029130

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 255

Divisors of 31029130

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 11 22 29 55 58 71 110 137 142 145 274 290 319 355 638 685 710 781 1370 1507 1562 1595 2059 3014 3190 3905 3973 4118 7535 7810 7946 9727 10295 15070 19454 19865 20590 22649 39730 43703 45298 48635 87406 97270 106997 113245 213994 218515 226490 282083 437030 534985 564166 1069970 1410415 2820830 3102913 6205826 15514565 31029130
• Sum of all divisors σ(n): 64385280
• Sum of proper divisors (its aliquot sum) s(n): 33356150
• 31029130 is an abundant number, because the sum of its proper divisors (33356150) is greater than itself. Its abundance is 2327020

Bases of 31029130

• Binary: 1110110010111011110001010₂
• Hexadecimal: 0x1D9778A
• Base-36: IH28A

Squares and roots of 31029130

• 31029130 squared (31029130²) is 962806908556900
• 31029130 cubed (31029130³) is 29875060730510162497000
• The square root of 31029130 is 5570.3796998051
• The cube root of 31029130 is 314.2364305839

Scales and comparisons

• 31,029,130 seconds is equal to 51 weeks, 2 days, 3 hours, 12 minutes, 10 seconds.
• To count from 1 to 31,029,130 would take you about twenty-four 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 31029130 cubic inches would be around 26.2 feet tall.

Recreational maths with 31029130

• 31029130 backwards is 03192013
• The number of decimal digits it has is: 8
• The sum of 31029130's digits is 19
• More coming soon!