13964021

Names of 13964021

• Cardinal: 13964021 can be written as Thirteen million, nine hundred sixty-four thousand and twenty-one.

Scientific notation

• Scientific notation: 1.3964021 × 10⁷

Factors of 13964021

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1963

Divisors of 13964021

• Number of divisors d(n): 8
• Complete list of divisors:
  1 17 619 1327 10523 22559 821413 13964021
• Sum of all divisors σ(n): 14820480
• Sum of proper divisors (its aliquot sum) s(n): 856459
• 13964021 is a deficient number, because the sum of its proper divisors (856459) is less than itself. Its deficiency is 13107562

Bases of 13964021

• Binary: 110101010001001011110101₂
• Hexadecimal: 0xD512F5
• Base-36: 8BAPH

Squares and roots of 13964021

• 13964021 squared (13964021²) is 194993882488441
• 13964021 cubed (13964021³) is 2722898669940122381261
• The square root of 13964021 is 3736.8463976995
• The cube root of 13964021 is 240.8075861839

Scales and comparisons

• 13,964,021 seconds is equal to 23 weeks, 14 hours, 53 minutes, 41 seconds.
• To count from 1 to 13,964,021 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 13964021 cubic inches would be around 20.1 feet tall.

Recreational maths with 13964021

• 13964021 backwards is 12046931
• The number of decimal digits it has is: 8
• The sum of 13964021's digits is 26
• More coming soon!