13921172

Names of 13921172

• Cardinal: 13921172 can be written as Thirteen million, nine hundred twenty-one thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.3921172 × 10⁷

Factors of 13921172

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3480295

Divisors of 13921172

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 3480293 6960586 13921172
• Sum of all divisors σ(n): 24362058
• Sum of proper divisors (its aliquot sum) s(n): 10440886
• 13921172 is a deficient number, because the sum of its proper divisors (10440886) is less than itself. Its deficiency is 3480286

Bases of 13921172

• Binary: 110101000110101110010100₂
• Hexadecimal: 0xD46B94
• Base-36: 8ADN8

Squares and roots of 13921172

• 13921172 squared (13921172²) is 193799029853584
• 13921172 cubed (13921172³) is 2697909628024877680448
• The square root of 13921172 is 3731.1086824159
• The cube root of 13921172 is 240.5610254845

Scales and comparisons

• 13,921,172 seconds is equal to 23 weeks, 2 hours, 59 minutes, 32 seconds.
• To count from 1 to 13,921,172 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 13921172 cubic inches would be around 20 feet tall.

Recreational maths with 13921172

• 13921172 backwards is 27112931
• The number of decimal digits it has is: 8
• The sum of 13921172's digits is 26
• More coming soon!