131453121

Names of 131453121

• Cardinal: 131453121 can be written as One hundred thirty-one million, four hundred fifty-three thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.31453121 × 10⁸

Factors of 131453121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 742735

Divisors of 131453121

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 59 177 742673 2228019 43817707 131453121
• Sum of all divisors σ(n): 178241760
• Sum of proper divisors (its aliquot sum) s(n): 46788639
• 131453121 is a deficient number, because the sum of its proper divisors (46788639) is less than itself. Its deficiency is 84664482

Bases of 131453121

• Binary: 111110101011101000011000001₂
• Hexadecimal: 0x7D5D0C1
• Base-36: 269HVL

Squares and roots of 131453121

• 131453121 squared (131453121²) is 17279923020640641
• 131453121 cubed (131453121³) is 2271499811702959678890561
• The square root of 131453121 is 11465.3007374427
• The cube root of 131453121 is 508.4602038489

Scales and comparisons

• 131,453,121 seconds is equal to 4 years, 9 weeks, 2 days, 10 hours, 45 minutes, 21 seconds.
• To count from 1 to 131,453,121 would take you about 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 131453121 cubic inches would be around 42.4 feet tall.

Recreational maths with 131453121

• 131453121 backwards is 121354131
• The number of decimal digits it has is: 9
• The sum of 131453121's digits is 21
• More coming soon!