18386832512169

Names of 18386832512169

• Cardinal: 18386832512169 can be written as Eighteen trillion, three hundred eighty-six billion, eight hundred thirty-two million, five hundred twelve thousand, one hundred sixty-nine.

Scientific notation

• Scientific notation: 1.8386832512169 × 10¹³

Factors of 18386832512169

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 43327

Divisors of 18386832512169

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 11 27 33 81 99 121 297 363 891 1089 3267 9801 43313 129939 389817 476443 1169451 1429329 3508353 4287987 5240873 12863961 15722619 38591883 47167857 141503571 424510713 1876015969 5628047907 16884143721 20636175659 50652431163 61908526977 151957293489 185725580931 226997932249 557176742793 680993796747 1671530228379 2042981390241 6128944170723 18386832512169
• Sum of all divisors σ(n): 30191422041319
• Sum of proper divisors (its aliquot sum) s(n): 11804589529150
• 18386832512169 is a deficient number, because the sum of its proper divisors (11804589529150) is less than itself. Its deficiency is 6582242983019

Bases of 18386832512169

• Binary: 100001011100100000100100111101101010010101001₂
• Hexadecimal: 0x10B9049ED4A9
• Base-36: 6IMSLCDK9

Squares and roots of 18386832512169

• 18386832512169 squared (18386832512169²) is 338075609830554979533084561
• 18386832512169 cubed (18386832512169³) is 6216139614403809886743777577381138522809
• 18386832512169 is a perfect square number. Its square root is 4287987
• The cube root of 18386832512169 is 26393.8234097143

Scales and comparisons

• 18,386,832,512,169 seconds is equal to 584,644 years, 20 weeks, 5 days, 11 hours, 36 minutes, 9 seconds.
• To count from 1 to 18,386,832,512,169 would take you about one million, four hundred sixty-one thousand, six hundred ten 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 18386832512169 cubic inches would be around 2199.5 feet tall.

Recreational maths with 18386832512169

• 18386832512169 backwards is 96121523868381
• The number of decimal digits it has is: 14
• The sum of 18386832512169's digits is 63
• More coming soon!