13811942

Names of 13811942

• Cardinal: 13811942 can be written as Thirteen million, eight hundred eleven thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.3811942 × 10⁷

Factors of 13811942

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6905973

Divisors of 13811942

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 6905971 13811942
• Sum of all divisors σ(n): 20717916
• Sum of proper divisors (its aliquot sum) s(n): 6905974
• 13811942 is a deficient number, because the sum of its proper divisors (6905974) is less than itself. Its deficiency is 6905968

Bases of 13811942

• Binary: 110100101100000011100110₂
• Hexadecimal: 0xD2C0E6
• Base-36: 881D2

Squares and roots of 13811942

• 13811942 squared (13811942²) is 190769741811364
• 13811942 cubed (13811942³) is 2634900609253534508888
• The square root of 13811942 is 3716.4421157877
• The cube root of 13811942 is 239.9301996089

Scales and comparisons

• 13,811,942 seconds is equal to 22 weeks, 5 days, 20 hours, 39 minutes, 2 seconds.
• To count from 1 to 13,811,942 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 13811942 cubic inches would be around 20 feet tall.

Recreational maths with 13811942

• 13811942 backwards is 24911831
• The number of decimal digits it has is: 8
• The sum of 13811942's digits is 29
• More coming soon!