13875913

Names of 13875913

• Cardinal: 13875913 can be written as Thirteen million, eight hundred seventy-five thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.3875913 × 10⁷

Factors of 13875913

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1655

Divisors of 13875913

• Number of divisors d(n): 8
• Complete list of divisors:
  1 73 131 1451 9563 105923 190081 13875913
• Sum of all divisors σ(n): 14183136
• Sum of proper divisors (its aliquot sum) s(n): 307223
• 13875913 is a deficient number, because the sum of its proper divisors (307223) is less than itself. Its deficiency is 13568690

Bases of 13875913

• Binary: 110100111011101011001001₂
• Hexadecimal: 0xD3BAC9
• Base-36: 89EQ1

Squares and roots of 13875913

• 13875913 squared (13875913²) is 192540961583569
• 13875913 cubed (13875913³) is 2671681631869945673497
• The square root of 13875913 is 3725.0386575175
• The cube root of 13875913 is 240.3000471795

Scales and comparisons

• 13,875,913 seconds is equal to 22 weeks, 6 days, 14 hours, 25 minutes, 13 seconds.
• To count from 1 to 13,875,913 would take you about thirty-four weeks!

  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 13875913 cubic inches would be around 20 feet tall.

Recreational maths with 13875913

• 13875913 backwards is 31957831
• The number of decimal digits it has is: 8
• The sum of 13875913's digits is 37
• More coming soon!