31396757020

Names of 31396757020

• Cardinal: 31396757020 can be written as Thirty-one billion, three hundred ninety-six million, seven hundred fifty-seven thousand and twenty.

Scientific notation

• Scientific notation: 3.139675702 × 10¹⁰

Factors of 31396757020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5589

Divisors of 31396757020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 17 20 34 43 68 85 86 170 172 215 340 421 430 731 842 860 1462 1684 2105 2924 3655 4210 5101 7157 7310 8420 10202 14314 14620 18103 20404 25505 28628 35785 36206 51010 71570 72412 86717 90515 102020 143140 173434 181030 219343 307751 346868 362060 433585 438686 615502 867170 877372 1096715 1231004 1538755 1734340 2147521 2193430 3077510 3728831 4295042 4386860 6155020 7457662 8590084 10737605 14915324 18644155 21475210 36507857 37288310 42950420 73015714 74576620 92343403 146031428 182539285 184686806 365078570 369373612 461717015 730157140 923434030 1569837851 1846868060 3139675702 6279351404 7849189255 15698378510 31396757020
• Sum of all divisors σ(n): 71618855616
• Sum of proper divisors (its aliquot sum) s(n): 40222098596
• 31396757020 is an abundant number, because the sum of its proper divisors (40222098596) is greater than itself. Its abundance is 8825341576

Bases of 31396757020

• Binary: 11101001111011001000111111000011100₂
• Hexadecimal: 0x74F647E1C
• Base-36: EF8TGRG

Squares and roots of 31396757020

• 31396757020 squared (31396757020²) is 985756351372919280400
• 31396757020 cubed (31396757020³) is 30949552644977290054792048408000
• The square root of 31396757020 is 177191.3006329599
• The cube root of 31396757020 is 3154.7256531111

Scales and comparisons

• 31,396,757,020 seconds is equal to 998 years, 16 weeks, 4 days, 9 hours, 23 minutes, 40 seconds.
• To count from 1 to 31,396,757,020 would take you about one thousand, nine hundred ninety-six 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 31396757020 cubic inches would be around 262.9 feet tall.

Recreational maths with 31396757020

• 31396757020 backwards is 02075769313
• 31396757020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31396757020's digits is 43
• More coming soon!