39902221401

Names of 39902221401

• Cardinal: 39902221401 can be written as Thirty-nine billion, nine hundred two million, two hundred twenty-one thousand, four hundred one.

Scientific notation

• Scientific notation: 3.9902221401 × 10¹⁰

Factors of 39902221401

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 980

Divisors of 39902221401

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 21 29 49 87 147 203 343 609 841 941 1029 1421 2401 2523 2823 4263 5887 6587 7203 9947 16807 17661 19761 27289 29841 41209 46109 50421 69629 81867 123627 138327 191023 208887 288463 322763 487403 573069 791381 865389 968289 1337161 1462209 2019241 2259341 2374143 4011483 5539667 6057723 6778023 9360127 14134687 15815387 16619001 28080381 38777669 42404061 47446161 65520889 116333007 196562667 271443683 458646223 814331049 1375938669 1900105781 5700317343 13300740467 39902221401
• Sum of all divisors σ(n): 64352044224
• Sum of proper divisors (its aliquot sum) s(n): 24449822823
• 39902221401 is a deficient number, because the sum of its proper divisors (24449822823) is less than itself. Its deficiency is 15452398578

Bases of 39902221401

• Binary: 100101001010010110111001010001011001₂
• Hexadecimal: 0x94A5B9459
• Base-36: IBWR32X

Squares and roots of 39902221401

• 39902221401 squared (39902221401²) is 1592187272734422402801
• 39902221401 cubed (39902221401³) is 63531809068503293390419904544201
• The square root of 39902221401 is 199755.4039344115
• The cube root of 39902221401 is 3417.1629687683

Scales and comparisons

• 39,902,221,401 seconds is equal to 1,268 years, 39 weeks, 6 days, 6 hours, 23 minutes, 21 seconds.
• To count from 1 to 39,902,221,401 would take you about two thousand, five hundred thirty-seven 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 39902221401 cubic inches would be around 284.8 feet tall.

Recreational maths with 39902221401

• 39902221401 backwards is 10412220993
• The number of decimal digits it has is: 11
• The sum of 39902221401's digits is 33
• More coming soon!