427989975388668

Names of 427989975388668

• Cardinal: 427989975388668 can be written as Four hundred twenty-seven trillion, nine hundred eighty-nine billion, nine hundred seventy-five million, three hundred eighty-eight thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 4.27989975388668 × 10¹⁴

Factors of 427989975388668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 154397538042

Divisors of 427989975388668

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 33 36 42 44 63 66 77 84 99 126 132 154 198 231 252 308 396 462 693 924 1386 2772 154397538019 308795076038 463192614057 617590152076 926385228114 1080782766133 1389577842171 1698372918209 1852770456228 2161565532266 2779155684342 3242348298399 3396745836418 4323131064532 5095118754627 5558311368684 6484696596798 6793491672836 9727044895197 10190237509254 11888610427463 12969393193596 15285356263881 19454089790394 20380475018508 23777220854926 30570712527762 35665831282389 38908179580788 47554441709852 61141425055524 71331662564778 106997493847167 142663325129556 213994987694334 427989975388668
• Sum of all divisors σ(n): 1348816892142720
• Sum of proper divisors (its aliquot sum) s(n): 920826916754052
• 427989975388668 is an abundant number, because the sum of its proper divisors (920826916754052) is greater than itself. Its abundance is 492836941365384

Bases of 427989975388668

• Binary: 1100001010100000100101110011100110101000111111100₂
• Hexadecimal: 0x185412E7351FC
• Base-36: 47PJVOZ0N0

Squares and roots of 427989975388668

• 427989975388668 squared (427989975388668²) is 183175419033192640357662814224
• 427989975388668 cubed (427989975388668³) is 78397243083825066081653016060691495078813632
• The square root of 427989975388668 is 20687918.5852194421
• The cube root of 427989975388668 is 75360.6320594355

Scales and comparisons

• 427,989,975,388,668 seconds is equal to 13,608,757 years, 18 weeks, 4 days, 2 hours, 37 minutes, 48 seconds.
• To count from 1 to 427,989,975,388,668 would take you about thirty-four million, twenty-one thousand, eight hundred ninety-three 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 427989975388668 cubic inches would be around 6280.1 feet tall.

Recreational maths with 427989975388668

• 427989975388668 backwards is 866883579989724
• 427989975388668 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 427989975388668's digits is 99
• More coming soon!