18696133890

Names of 18696133890

• Cardinal: 18696133890 can be written as Eighteen billion, six hundred ninety-six million, one hundred thirty-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.869613389 × 10¹⁰

Factors of 18696133890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 53853

Divisors of 18696133890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 557 630 1114 1671 2785 3342 3899 5013 5570 7798 8355 10026 11697 16710 19495 23394 25065 35091 38990 50130 53279 58485 70182 106558 116970 159837 175455 266395 319674 350910 372953 479511 532790 745906 799185 959022 1118859 1598370 1864765 2237718 2397555 3356577 3729530 4795110 5594295 6713154 11188590 16782885 29676403 33565770 59352806 89029209 148382015 178058418 207734821 267087627 296764030 415469642 445146045 534175254 623204463 890292090 1038674105 1246408926 1335438135 1869613389 2077348210 2670876270 3116022315 3739226778 6232044630 9348066945 18696133890
• Sum of all divisors σ(n): 55655009280
• Sum of proper divisors (its aliquot sum) s(n): 36958875390
• 18696133890 is an abundant number, because the sum of its proper divisors (36958875390) is greater than itself. Its abundance is 18262741500

Bases of 18696133890

• Binary: 10001011010011000000101110100000010₂
• Hexadecimal: 0x45A605D02
• Base-36: 8L7718I

Squares and roots of 18696133890

• 18696133890 squared (18696133890²) is 349545422432806532100
• 18696133890 cubed (18696133890³) is 6535148018440360452608182869000
• The square root of 18696133890 is 136733.8066829121
• The cube root of 18696133890 is 2654.0999257823

Scales and comparisons

• 18,696,133,890 seconds is equal to 594 years, 24 weeks, 6 days, 10 hours, 31 minutes, 30 seconds.
• To count from 1 to 18,696,133,890 would take you about one thousand, one hundred eighty-eight 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 18696133890 cubic inches would be around 221.2 feet tall.

Recreational maths with 18696133890

• 18696133890 backwards is 09833169681
• The number of decimal digits it has is: 11
• The sum of 18696133890's digits is 54
• More coming soon!