1338994370121983

Names of 1338994370121983

• Cardinal: 1338994370121983 can be written as One quadrillion, three hundred thirty-eight trillion, nine hundred ninety-four billion, three hundred seventy million, one hundred twenty-one thousand, nine hundred eighty-three.

Scientific notation

• Scientific notation: 1.338994370121983 × 10¹⁵

Factors of 1338994370121983

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2704534

Divisors of 1338994370121983

• Number of divisors d(n): 16
• Complete list of divisors:
  1 19 47 893 778559 1925909 14792621 36592271 36592273 90517723 695253187 1719836737 1499433785131 28489241917489 70473387901157 1338994370121983
• Sum of all divisors σ(n): 1439459030016000
• Sum of proper divisors (its aliquot sum) s(n): 100464659894017
• 1338994370121983 is a deficient number, because the sum of its proper divisors (100464659894017) is less than itself. Its deficiency is 1238529710227966

Bases of 1338994370121983

• Binary: 100110000011100111011101011110010011001000011111111₂
• Hexadecimal: 0x4C1CEEBC990FF
• Base-36: D6MTIS5RZZ

Squares and roots of 1338994370121983

• 1338994370121983 squared (1338994370121983²) is 1792905923218366000486299852289
• 1338994370121983 cubed (1338994370121983³) is 2400690937347748398482518704184122927811769087
• The square root of 1338994370121983 is 36592271.9999999865
• The cube root of 1338994370121983 is 110219.7911244797

Scales and comparisons

• 1,338,994,370,121,983 seconds is equal to 42,575,879 years, 9 weeks, 5 days, 13 hours, 26 minutes, 23 seconds.
• To count from 1 to 1,338,994,370,121,983 would take you about one hundred twenty-seven million, seven hundred twenty-seven thousand, six 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 1338994370121983 cubic inches would be around 9185 feet tall.

Recreational maths with 1338994370121983

• 1338994370121983 backwards is 3891210734998331
• The number of decimal digits it has is: 16
• The sum of 1338994370121983's digits is 71
• More coming soon!