31140910640

Names of 31140910640

• Cardinal: 31140910640 can be written as Thirty-one billion, one hundred forty million, nine hundred ten thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.114091064 × 10¹⁰

Factors of 31140910640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 492240

Divisors of 31140910640

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 113 140 226 280 452 560 565 791 904 1130 1582 1808 2260 3164 3955 4520 6328 7910 9040 12656 15820 31640 63280 492113 984226 1968452 2460565 3444791 3936904 4921130 6889582 7873808 9842260 13779164 17223955 19684520 27558328 34447910 39369040 55116656 55608769 68895820 111217538 137791640 222435076 275583280 278043845 389261383 444870152 556087690 778522766 889740304 1112175380 1557045532 1946306915 2224350760 3114091064 3892613830 4448701520 6228182128 7785227660 15570455320 31140910640
• Sum of all divisors σ(n): 83478282048
• Sum of proper divisors (its aliquot sum) s(n): 52337371408
• 31140910640 is an abundant number, because the sum of its proper divisors (52337371408) is greater than itself. Its abundance is 21196460768

Bases of 31140910640

• Binary: 11101000000001001001001011000110000₂
• Hexadecimal: 0x740249630
• Base-36: EB0HSFK

Squares and roots of 31140910640

• 31140910640 squared (31140910640²) is 969756315488465209600
• 31140910640 cubed (31140910640³) is 30199094763201943042902470144000
• The square root of 31140910640 is 176467.8742434441
• The cube root of 31140910640 is 3146.1331787527

Scales and comparisons

• 31,140,910,640 seconds is equal to 990 years, 9 weeks, 4 days, 4 hours, 57 minutes, 20 seconds.
• To count from 1 to 31,140,910,640 would take you about one thousand, nine hundred eighty 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 31140910640 cubic inches would be around 262.2 feet tall.

Recreational maths with 31140910640

• 31140910640 backwards is 04601904113
• The number of decimal digits it has is: 11
• The sum of 31140910640's digits is 29
• More coming soon!