13047899091

Names of 13047899091

• Cardinal: 13047899091 can be written as Thirteen billion, forty-seven million, eight hundred ninety-nine thousand and ninety-one.

Scientific notation

• Scientific notation: 1.3047899091 × 10¹⁰

Factors of 13047899091

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 164481

Divisors of 13047899091

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 33107 99321 131371 394113 4349299697 13047899091
• Sum of all divisors σ(n): 17397856704
• Sum of proper divisors (its aliquot sum) s(n): 4349957613
• 13047899091 is a deficient number, because the sum of its proper divisors (4349957613) is less than itself. Its deficiency is 8697941478

Bases of 13047899091

• Binary: 1100001001101101110010001111010011₂
• Hexadecimal: 0x309B723D3
• Base-36: 5ZSDRDF

Squares and roots of 13047899091

• 13047899091 squared (13047899091²) is 170247670688918626281
• 13047899091 cubed (13047899091³) is 2221374427626808687624828610571
• The square root of 13047899091 is 114227.4007889525
• The cube root of 13047899091 is 2354.2190146555

Scales and comparisons

• 13,047,899,091 seconds is equal to 414 years, 45 weeks, 6 days, 8 hours, 24 minutes, 51 seconds.
• To count from 1 to 13,047,899,091 would take you about eight hundred twenty-nine 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 13047899091 cubic inches would be around 196.2 feet tall.

Recreational maths with 13047899091

• 13047899091 backwards is 19099874031
• The number of decimal digits it has is: 11
• The sum of 13047899091's digits is 51
• More coming soon!