15429048981520729

Names of 15429048981520729

• Cardinal: 15429048981520729 can be written as Fifteen quadrillion, four hundred twenty-nine trillion, forty-eight billion, nine hundred eighty-one million, five hundred twenty thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.5429048981520729 × 10¹⁶

Factors of 15429048981520729

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3029644

Divisors of 15429048981520729

• Number of divisors d(n): 9
• Complete list of divisors:
  1 41 1681 3029603 124213723 5092762643 9178494337609 376318267841969 15429048981520729
• Sum of all divisors σ(n): 15814550963707999
• Sum of proper divisors (its aliquot sum) s(n): 385501982187270
• 15429048981520729 is a deficient number, because the sum of its proper divisors (385501982187270) is less than itself. Its deficiency is 15043546999333459

Bases of 15429048981520729

• Binary: 110110110100001010001101100111110001000000000101011001₂
• Hexadecimal: 0x36D0A367C40159
• Base-36: 47X5391CVVD

Squares and roots of 15429048981520729

• 15429048981520729 squared (15429048981520729²) is 238055552474165844854925456691441
• 15429048981520729 cubed (15429048981520729³) is 3672970779446882987168211616621497870609098380489
• 15429048981520729 is a perfect square number. Its square root is 124213723
• The cube root of 15429048981520729 is 248950.5285044459

Scales and comparisons

• 15,429,048,981,520,729 seconds is equal to 490,596,032 years, 22 weeks, 2 days, 15 hours, 18 minutes, 49 seconds.
• To count from 1 to 15,429,048,981,520,729 would take you about one billion, four hundred seventy-one million, seven hundred eighty-eight thousand and ninety-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 15429048981520729 cubic inches would be around 20745.9 feet tall.

Recreational maths with 15429048981520729

• 15429048981520729 backwards is 92702518984092451
• The number of decimal digits it has is: 17
• The sum of 15429048981520729's digits is 76
• More coming soon!