13878334391

Names of 13878334391

• Cardinal: 13878334391 can be written as Thirteen billion, eight hundred seventy-eight million, three hundred thirty-four thousand, three hundred ninety-one.

Scientific notation

• Scientific notation: 1.3878334391 × 10¹⁰

Factors of 13878334391

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 360240

Divisors of 13878334391

• Number of divisors d(n): 4
• Complete list of divisors:
  1 43867 316373 13878334391
• Sum of all divisors σ(n): 13878694632
• Sum of proper divisors (its aliquot sum) s(n): 360241
• 13878334391 is a deficient number, because the sum of its proper divisors (360241) is less than itself. Its deficiency is 13877974150

Bases of 13878334391

• Binary: 1100111011001101101001001110110111₂
• Hexadecimal: 0x33B3693B7
• Base-36: 6DISVCN

Squares and roots of 13878334391

• 13878334391 squared (13878334391²) is 192608165468413340881
• 13878334391 cubed (13878334391³) is 2673080526807699492951988538471
• The square root of 13878334391 is 117806.3427452019
• The cube root of 13878334391 is 2403.1402407423

Scales and comparisons

• 13,878,334,391 seconds is equal to 441 years, 14 weeks, 6 days, 20 hours, 53 minutes, 11 seconds.
• To count from 1 to 13,878,334,391 would take you about eight hundred eighty-two 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 13878334391 cubic inches would be around 200.3 feet tall.

Recreational maths with 13878334391

• 13878334391 backwards is 19343387831
• The number of decimal digits it has is: 11
• The sum of 13878334391's digits is 50
• More coming soon!