1002255902390804321

Names of 1002255902390804321

• Cardinal: 1002255902390804321 can be written as One quintillion, two quadrillion, two hundred fifty-five trillion, nine hundred two billion, three hundred ninety million, eight hundred four thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 1.002255902390804321 × 10¹⁸

Factors of 1002255902390804321

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 551166424832

Divisors of 1002255902390804321

• Number of divisors d(n): 16
• Complete list of divisors:
  1 13 43 559 3253 42289 139879 1818427 551166421523 7165163479799 23700156125489 308102029631357 1792944369214319 23308276799786147 77096607876215717 1002255902390804321
• Sum of all divisors σ(n): 1104793249953683136
• Sum of proper divisors (its aliquot sum) s(n): 102537347562878815
• 1002255902390804321 is a deficient number, because the sum of its proper divisors (102537347562878815) is less than itself. Its deficiency is 899718554827925506

Bases of 1002255902390804321

• Binary: 110111101000101110100110111011011100000010101101111101100001₂
• Hexadecimal: 0xDE8BA6EDC0ADF61
• Base-36: 7M4M2D8YXS9T

Squares and roots of 1002255902390804321

• 1002255902390804321 squared (1002255902390804321²) is 1004516893877205478651433101312271041
• 1002255902390804321 cubed (1002255902390804321³) is 1006782985939706396889844171010240904701200275145968161
• The square root of 1002255902390804321 is 1001127315.7749739079
• The cube root of 1002255902390804321 is 1000751.4027161441

Scales and comparisons

• 1,002,255,902,390,804,321 seconds is equal to 31,868,637,514 years, 50 weeks, 3 days, 2 hours, 58 minutes, 41 seconds.
• To count from 1 to 1,002,255,902,390,804,321 would take you about one hundred eleven billion, five hundred forty million, two hundred thirty-one thousand, three hundred two 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 1002255902390804321 cubic inches would be around 83396 feet tall.

Recreational maths with 1002255902390804321

• 1002255902390804321 backwards is 1234080932095522001
• The number of decimal digits it has is: 19
• The sum of 1002255902390804321's digits is 56
• More coming soon!