31680094290

Names of 31680094290

• Cardinal: 31680094290 can be written as Thirty-one billion, six hundred eighty million, ninety-four thousand, two hundred ninety.

Scientific notation

• Scientific notation: 3.168009429 × 10¹⁰

Factors of 31680094290

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 64235

Divisors of 31680094290

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 1291 2582 3873 6455 7746 12910 16783 19365 33566 38730 50349 62921 83915 100698 125842 167830 188763 251745 314605 377526 503490 629210 817973 943815 1635946 1887630 2453919 4089865 4907838 8179730 12269595 24539190 81231011 162462022 243693033 406155055 487386066 812310110 1056003143 1218465165 2112006286 2436930330 3168009429 5280015715 6336018858 10560031430 15840047145 31680094290
• Sum of all divisors σ(n): 81945585792
• Sum of proper divisors (its aliquot sum) s(n): 50265491502
• 31680094290 is an abundant number, because the sum of its proper divisors (50265491502) is greater than itself. Its abundance is 18585397212

Bases of 31680094290

• Binary: 11101100000010001111110000001010010₂
• Hexadecimal: 0x76047E052
• Base-36: EJXID76

Squares and roots of 31680094290

• 31680094290 squared (31680094290²) is 1003628374223290604100
• 31680094290 cubed (31680094290³) is 31795041527513251851959060589000
• The square root of 31680094290 is 177989.0285663697
• The cube root of 31680094290 is 3164.1870965971

Scales and comparisons

• 31,680,094,290 seconds is equal to 1,007 years, 17 weeks, 18 hours, 11 minutes, 30 seconds.
• To count from 1 to 31,680,094,290 would take you about two thousand and fourteen 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 31680094290 cubic inches would be around 263.7 feet tall.

Recreational maths with 31680094290

• 31680094290 backwards is 09249008613
• The number of decimal digits it has is: 11
• The sum of 31680094290's digits is 42
• More coming soon!