13831449

Names of 13831449

• Cardinal: 13831449 can be written as Thirteen million, eight hundred thirty-one thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 1.3831449 × 10⁷

Factors of 13831449

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1780

Divisors of 13831449

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 19 57 151 453 1607 2869 4821 8607 30533 91599 242657 727971 4610483 13831449
• Sum of all divisors σ(n): 19553280
• Sum of proper divisors (its aliquot sum) s(n): 5721831
• 13831449 is a deficient number, because the sum of its proper divisors (5721831) is less than itself. Its deficiency is 8109618

Bases of 13831449

• Binary: 110100110000110100011001₂
• Hexadecimal: 0xD30D19
• Base-36: 88GEX

Squares and roots of 13831449

• 13831449 squared (13831449²) is 191308981439601
• 13831449 cubed (13831449³) is 2646080420023787811849
• The square root of 13831449 is 3719.0656084559
• The cube root of 13831449 is 240.0430998985

Scales and comparisons

• 13,831,449 seconds is equal to 22 weeks, 6 days, 2 hours, 4 minutes, 9 seconds.
• To count from 1 to 13,831,449 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 13831449 cubic inches would be around 20 feet tall.

Recreational maths with 13831449

• 13831449 backwards is 94413831
• The number of decimal digits it has is: 8
• The sum of 13831449's digits is 33
• More coming soon!