13989845

Names of 13989845

• Cardinal: 13989845 can be written as Thirteen million, nine hundred eighty-nine thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 1.3989845 × 10⁷

Factors of 13989845

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7255

Divisors of 13989845

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 409 2045 6841 34205 2797969 13989845
• Sum of all divisors σ(n): 16831320
• Sum of proper divisors (its aliquot sum) s(n): 2841475
• 13989845 is a deficient number, because the sum of its proper divisors (2841475) is less than itself. Its deficiency is 11148370

Bases of 13989845

• Binary: 110101010111011111010101₂
• Hexadecimal: 0xD577D5
• Base-36: 8BUMT

Squares and roots of 13989845

• 13989845 squared (13989845²) is 195715763124025
• 13989845 cubed (13989845³) is 2738033190161825526125
• The square root of 13989845 is 3740.3001216479
• The cube root of 13989845 is 240.9559385251

Scales and comparisons

• 13,989,845 seconds is equal to 23 weeks, 22 hours, 4 minutes, 5 seconds.
• To count from 1 to 13,989,845 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 13989845 cubic inches would be around 20.1 feet tall.

Recreational maths with 13989845

• 13989845 backwards is 54898931
• The number of decimal digits it has is: 8
• The sum of 13989845's digits is 47
• More coming soon!