159008188470895721

Names of 159008188470895721

• Cardinal: 159008188470895721 can be written as One hundred fifty-nine quadrillion, eight trillion, one hundred eighty-eight billion, four hundred seventy million, eight hundred ninety-five thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.59008188470895721 × 10¹⁷

Factors of 159008188470895721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 71642768

Divisors of 159008188470895721

• Number of divisors d(n): 16
• Complete list of divisors:
  1 523 769 5519 402187 2886437 4244111 71635957 2219670053 37465605511 55088050933 395358846683 28811050637959 206772676815209 304030953099227 159008188470895721
• Sum of all divisors σ(n): 159548293362796800
• Sum of proper divisors (its aliquot sum) s(n): 540104891901079
• 159008188470895721 is a deficient number, because the sum of its proper divisors (540104891901079) is less than itself. Its deficiency is 158468083578994642

Bases of 159008188470895721

• Binary: 1000110100111010010001101011011110001011111010010001101001₂
• Hexadecimal: 0x234E91ADE2FA469
• Base-36: 17HNP5CPT17T

Squares and roots of 159008188470895721

• 159008188470895721 squared (159008188470895721²) is 25283604000795894888069876056109841
• 159008188470895721 cubed (159008188470895721³) is 4020300070182046739423721306224490730200588032890361
• The square root of 159008188470895721 is 398758308.3408993009
• The cube root of 159008188470895721 is 541759.4513492853

Scales and comparisons

• 159,008,188,470,895,721 seconds is equal to 5,055,968,548 years, 39 weeks, 1 day, 11 hours, 28 minutes, 41 seconds.
• To count from 1 to 159,008,188,470,895,721 would take you about fifteen billion, one hundred sixty-seven million, nine hundred five thousand, six hundred forty-six 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 159008188470895721 cubic inches would be around 45146.6 feet tall.

Recreational maths with 159008188470895721

• 159008188470895721 backwards is 127598074881800951
• The number of decimal digits it has is: 18
• The sum of 159008188470895721's digits is 83
• More coming soon!