18423134585855999

Names of 18423134585855999

• Cardinal: 18423134585855999 can be written as Eighteen quadrillion, four hundred twenty-three trillion, one hundred thirty-four billion, five hundred eighty-five million, eight hundred fifty-five thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8423134585855999 × 10¹⁶

Factors of 18423134585855999

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 311624136

Divisors of 18423134585855999

• Number of divisors d(n): 4
• Complete list of divisors:
  1 79298893 232325243 18423134585855999
• Sum of all divisors σ(n): 18423134897480136
• Sum of proper divisors (its aliquot sum) s(n): 311624137
• 18423134585855999 is a deficient number, because the sum of its proper divisors (311624137) is less than itself. Its deficiency is 18423134274231862

Bases of 18423134585855999

• Binary: 1000001011100111011111001001000101000111001111111111111₂
• Hexadecimal: 0x4173BE48A39FFF
• Base-36: 51EGF6T6GVZ

Squares and roots of 18423134585855999

• 18423134585855999 squared (18423134585855999²) is 339411887968563491788983564288001
• 18423134585855999 cubed (18423134585855999³) is 6253030892084323695035189005638720265661549567999
• The square root of 18423134585855999 is 135731848.0897390529
• The cube root of 18423134585855999 is 264111.8222046557

Scales and comparisons

• 18,423,134,585,855,999 seconds is equal to 585,798,693 years, 17 weeks, 2 days, 7 hours, 59 minutes, 59 seconds.
• To count from 1 to 18,423,134,585,855,999 would take you about one billion, seven hundred fifty-seven million, three hundred ninety-six thousand and seventy-nine 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 18423134585855999 cubic inches would be around 22009.3 feet tall.

Recreational maths with 18423134585855999

• 18423134585855999 backwards is 99955858543132481
• The number of decimal digits it has is: 17
• The sum of 18423134585855999's digits is 89
• More coming soon!