90438256125

Names of 90438256125

• Cardinal: 90438256125 can be written as Ninety billion, four hundred thirty-eight million, two hundred fifty-six thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 9.0438256125 × 10¹⁰

Factors of 90438256125

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 280159

Divisors of 90438256125

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 9 15 21 25 35 41 45 63 75 105 123 125 175 205 225 287 315 369 375 525 615 861 875 1025 1125 1435 1575 1845 2583 2625 3075 4305 5125 7175 7875 9225 12915 15375 21525 35875 46125 64575 107625 280103 322875 840309 1400515 1960721 2520927 4201545 5882163 7002575 9803605 11484223 12604635 17646489 21007725 29410815 34452669 35012875 49018025 57421115 63023175 80389561 88232445 103358007 105038625 147054075 172263345 241168683 245090125 287105575 315115875 401947805 441162225 516790035 723506049 735270375 861316725 1205843415 1435527875 2009739025 2205811125 2583950175 3617530245 4306583625 6029217075 10048695125 12919750875 18087651225 30146085375 90438256125
• Sum of all divisors σ(n): 190865106432
• Sum of proper divisors (its aliquot sum) s(n): 100426850307
• 90438256125 is an abundant number, because the sum of its proper divisors (100426850307) is greater than itself. Its abundance is 9988594182

Bases of 90438256125

• Binary: 1010100001110100010100100010111111101₂
• Hexadecimal: 0x150E8A45FD
• Base-36: 15JOLP19

Squares and roots of 90438256125

• 90438256125 squared (90438256125²) is 8179078170931100015625
• 90438256125 cubed (90438256125³) is 739701566489063352941085251953125
• The square root of 90438256125 is 300729.5398277329
• The cube root of 90438256125 is 4488.6670567889

Scales and comparisons

• 90,438,256,125 seconds is equal to 2,875 years, 34 weeks, 1 day, 1 hour, 48 minutes, 45 seconds.
• To count from 1 to 90,438,256,125 would take you about five thousand, seven hundred fifty-one 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 90438256125 cubic inches would be around 374.1 feet tall.

Recreational maths with 90438256125

• 90438256125 backwards is 52165283409
• 90438256125 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90438256125's digits is 45
• More coming soon!