31164501081

Names of 31164501081

• Cardinal: 31164501081 can be written as Thirty-one billion, one hundred sixty-four million, five hundred one thousand and eighty-one.

Scientific notation

• Scientific notation: 3.1164501081 × 10¹⁰

Factors of 31164501081

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4334

Divisors of 31164501081

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 19 21 37 57 111 133 259 399 571 703 777 1713 2109 3697 3997 4921 10849 11091 11991 14763 21127 25879 32547 63381 70243 75943 77637 136789 147889 210729 227829 401413 410367 443667 491701 957523 1204239 1475103 2110987 2598991 2809891 2872569 6332961 7796973 8429673 14776909 18192937 40108753 44330727 54578811 78106519 120326259 234319557 280761271 546745633 842283813 1484023861 1640236899 4452071583 10388167027 31164501081
• Sum of all divisors σ(n): 51443025920
• Sum of proper divisors (its aliquot sum) s(n): 20278524839
• 31164501081 is a deficient number, because the sum of its proper divisors (20278524839) is less than itself. Its deficiency is 10885976242

Bases of 31164501081

• Binary: 11101000001100011001000110001011001₂
• Hexadecimal: 0x7418C8C59
• Base-36: EBEJEXL

Squares and roots of 31164501081

• 31164501081 squared (31164501081²) is 971226127627650168561
• 31164501081 cubed (31164501081³) is 30267777704347347643609116714441
• The square root of 31164501081 is 176534.7022004455
• The cube root of 31164501081 is 3146.9274173103

Scales and comparisons

• 31,164,501,081 seconds is equal to 990 years, 48 weeks, 4 days, 5 hours, 51 minutes, 21 seconds.
• To count from 1 to 31,164,501,081 would take you about one thousand, nine hundred eighty-one 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 31164501081 cubic inches would be around 262.2 feet tall.

Recreational maths with 31164501081

• 31164501081 backwards is 18010546113
• The number of decimal digits it has is: 11
• The sum of 31164501081's digits is 30
• More coming soon!