13913143

Names of 13913143

• Cardinal: 13913143 can be written as Thirteen million, nine hundred thirteen thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 1.3913143 × 10⁷

Factors of 13913143

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 190664

Divisors of 13913143

• Number of divisors d(n): 4
• Complete list of divisors:
  1 73 190591 13913143
• Sum of all divisors σ(n): 14103808
• Sum of proper divisors (its aliquot sum) s(n): 190665
• 13913143 is a deficient number, because the sum of its proper divisors (190665) is less than itself. Its deficiency is 13722478

Bases of 13913143

• Binary: 110101000100110000110111₂
• Hexadecimal: 0xD44C37
• Base-36: 8A7G7

Squares and roots of 13913143

• 13913143 squared (13913143²) is 193575548138449
• 13913143 cubed (13913143³) is 2693244282553624735207
• The square root of 13913143 is 3730.0325735845
• The cube root of 13913143 is 240.5147689405

Scales and comparisons

• 13,913,143 seconds is equal to 23 weeks, 45 minutes, 43 seconds.
• To count from 1 to 13,913,143 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 13913143 cubic inches would be around 20 feet tall.

Recreational maths with 13913143

• 13913143 backwards is 34131931
• The number of decimal digits it has is: 8
• The sum of 13913143's digits is 25
• More coming soon!