1231395756380001

Names of 1231395756380001

• Cardinal: 1231395756380001 can be written as One quadrillion, two hundred thirty-one trillion, three hundred ninety-five billion, seven hundred fifty-six million, three hundred eighty thousand and one.

Scientific notation

• Scientific notation: 1.231395756380001 × 10¹⁵

Factors of 1231395756380001

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 230

Divisors of 1231395756380001

• Number of divisors d(n): 21
• Complete list of divisors:
  1 3 9 227 681 2043 51529 154587 463761 11697083 35091249 105273747 2655237841 7965713523 23897140569 602738989907 1808216969721 5424650909163 136821750708889 410465252126667 1231395756380001
• Sum of all divisors σ(n): 1786553036911201
• Sum of proper divisors (its aliquot sum) s(n): 555157280531200
• 1231395756380001 is a deficient number, because the sum of its proper divisors (555157280531200) is less than itself. Its deficiency is 676238475848801

Bases of 1231395756380001

• Binary: 100010111111111001010101010101000110000111101100001₂
• Hexadecimal: 0x45FF2AAA30F61
• Base-36: C4HREFNHI9

Squares and roots of 1231395756380001

• 1231395756380001 squared (1231395756380001²) is 1516335508830674773495912760001
• 1231395756380001 cubed (1231395756380001³) is 1867209110822402448390293500614698300469140001
• 1231395756380001 is a perfect square number. Its square root is 35091249
• The cube root of 1231395756380001 is 107184.6393180413
• Being both a perfect square and a perfect cube, 1231395756380001 is also a perfect sixth number.

Scales and comparisons

• 1,231,395,756,380,001 seconds is equal to 39,154,576 years, 4 weeks, 6 days, 20 hours, 13 minutes, 21 seconds.
• To count from 1 to 1,231,395,756,380,001 would take you about one hundred seventeen million, four hundred sixty-three thousand, seven hundred twenty-eight 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 1231395756380001 cubic inches would be around 8932.1 feet tall.

Recreational maths with 1231395756380001

• 1231395756380001 backwards is 1000836575931321
• The number of decimal digits it has is: 16
• The sum of 1231395756380001's digits is 54
• More coming soon!