398040309261125

Names of 398040309261125

• Cardinal: 398040309261125 can be written as Three hundred ninety-eight trillion, forty billion, three hundred nine million, two hundred sixty-one thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 3.98040309261125 × 10¹⁴

Factors of 398040309261125

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4777

Divisors of 398040309261125

• Number of divisors d(n): 36
• Complete list of divisors:
  1 5 25 125 409 2045 4363 10225 21815 51125 109075 167281 545375 836405 1784467 4182025 8922335 19035769 20910125 44611675 95178845 223058375 475894225 729847003 2379471125 3649235015 7785629521 18246175075 38928147605 91230875375 194640738025 973203690125 3184322474089 15921612370445 79608061852225 398040309261125
• Sum of all divisors σ(n): 498085995092868
• Sum of proper divisors (its aliquot sum) s(n): 100045685831743
• 398040309261125 is a deficient number, because the sum of its proper divisors (100045685831743) is less than itself. Its deficiency is 297994623429382

Bases of 398040309261125

• Binary: 1011010100000001111111011001111010110001101000101₂
• Hexadecimal: 0x16A03FB3D6345
• Base-36: 3X3D6Z1D1H

Squares and roots of 398040309261125

• 398040309261125 squared (398040309261125²) is 158436087796692032443436265625
• 398040309261125 cubed (398040309261125³) is 63063949384718049197534603162973372986328125
• The square root of 398040309261125 is 19950947.5780255861
• The cube root of 398040309261125 is 73560.1068945359

Scales and comparisons

• 398,040,309,261,125 seconds is equal to 12,656,450 years, 31 weeks, 6 days, 20 hours, 32 minutes, 5 seconds.
• To count from 1 to 398,040,309,261,125 would take you about thirty-one million, six hundred forty-one thousand, one hundred twenty-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 398040309261125 cubic inches would be around 6130 feet tall.

Recreational maths with 398040309261125

• 398040309261125 backwards is 521162903040893
• The number of decimal digits it has is: 15
• The sum of 398040309261125's digits is 53
• More coming soon!