427997640100091903

Names of 427997640100091903

• Cardinal: 427997640100091903 can be written as Four hundred twenty-seven quadrillion, nine hundred ninety-seven trillion, six hundred forty billion, one hundred million, ninety-one thousand, nine hundred three.

Scientific notation

• Scientific notation: 4.27997640100091903 × 10¹⁷

Factors of 427997640100091903

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 690056138

Divisors of 427997640100091903

• Number of divisors d(n): 16
• Complete list of divisors:
  1 379 457 3581 173203 1357199 1636517 620239943 690051721 261529602259 315353636497 2471075212901 119519028232363 936537505689479 1129281372295757 427997640100091903
• Sum of all divisors σ(n): 430186027278224160
• Sum of proper divisors (its aliquot sum) s(n): 2188387178132257
• 427997640100091903 is a deficient number, because the sum of its proper divisors (2188387178132257) is less than itself. Its deficiency is 425809252921959646

Bases of 427997640100091903

• Binary: 10111110000100011011001011000000110110111110001011111111111₂
• Hexadecimal: 0x5F08D9606DF17FF
• Base-36: 3928I1HZZZZZ

Squares and roots of 427997640100091903

• 427997640100091903 squared (427997640100091903²) is 183181979931247796544236229046161409
• 427997640100091903 cubed (427997640100091903³) is 78401455119436452142759662754925961957848930271971327
• The square root of 427997640100091903 is 654215285.7432268091
• The cube root of 427997640100091903 is 753610.8192515099

Scales and comparisons

• 427,997,640,100,091,903 seconds is equal to 13,609,001,071 years, 29 weeks, 8 hours, 38 minutes, 23 seconds.
• To count from 1 to 427,997,640,100,091,903 would take you about forty billion, eight hundred twenty-seven million, three thousand, two hundred fourteen 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 427997640100091903 cubic inches would be around 62800.9 feet tall.

Recreational maths with 427997640100091903

• 427997640100091903 backwards is 309190001046799724
• The number of decimal digits it has is: 18
• The sum of 427997640100091903's digits is 71
• More coming soon!