1338421981802501

Names of 1338421981802501

• Cardinal: 1338421981802501 can be written as One quadrillion, three hundred thirty-eight trillion, four hundred twenty-one billion, nine hundred eighty-one million, eight hundred two thousand, five hundred one.

Scientific notation

• Scientific notation: 1.338421981802501 × 10¹⁵

Factors of 1338421981802501

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 9901912

Divisors of 1338421981802501

• Number of divisors d(n): 16
• Complete list of divisors:
  1 317 421 1013 133457 321121 426473 9900161 135191941 3138351037 4167967781 10028863093 1321245786577 3179149600481 4222151362153 1338421981802501
• Sum of all divisors σ(n): 1347162009708528
• Sum of proper divisors (its aliquot sum) s(n): 8740027906027
• 1338421981802501 is a deficient number, because the sum of its proper divisors (8740027906027) is less than itself. Its deficiency is 1329681953896474

Bases of 1338421981802501

• Binary: 100110000010100100110100110110010001111000000000101₂
• Hexadecimal: 0x4C149A6C8F005
• Base-36: D6FIKIXM2T

Squares and roots of 1338421981802501

• 1338421981802501 squared (1338421981802501²) is 1791373401372134317992969855001
• 1338421981802501 cubed (1338421981802501³) is 2397613538012779078060773819727397478589157501
• The square root of 1338421981802501 is 36584450.0000000135
• The cube root of 1338421981802501 is 110204.0834376331

Scales and comparisons

• 1,338,421,981,802,501 seconds is equal to 42,557,679 years, 3 days, 18 hours, 1 minute, 41 seconds.
• To count from 1 to 1,338,421,981,802,501 would take you about one hundred twenty-seven million, six hundred seventy-three thousand and 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 1338421981802501 cubic inches would be around 9183.7 feet tall.

Recreational maths with 1338421981802501

• 1338421981802501 backwards is 1052081891248331
• The number of decimal digits it has is: 16
• The sum of 1338421981802501's digits is 56
• More coming soon!