13662121

Names of 13662121

• Cardinal: 13662121 can be written as Thirteen million, six hundred sixty-two thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.3662121 × 10⁷

Factors of 13662121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 660

Divisors of 13662121

• Number of divisors d(n): 16
• Complete list of divisors:
  1 11 19 131 209 499 1441 2489 5489 9481 27379 65369 104291 719059 1242011 13662121
• Sum of all divisors σ(n): 15840000
• Sum of proper divisors (its aliquot sum) s(n): 2177879
• 13662121 is a deficient number, because the sum of its proper divisors (2177879) is less than itself. Its deficiency is 11484242

Bases of 13662121

• Binary: 110100000111011110101001₂
• Hexadecimal: 0xD077A9
• Base-36: 84TRD

Squares and roots of 13662121

• 13662121 squared (13662121²) is 186653550218641
• 13662121 cubed (13662121³) is 2550083388166649797561
• The square root of 13662121 is 3696.2306475651
• The cube root of 13662121 is 239.0595196147

Scales and comparisons

• 13,662,121 seconds is equal to 22 weeks, 4 days, 3 hours, 2 minutes, 1 second.
• To count from 1 to 13,662,121 would take you about thirty-three 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 13662121 cubic inches would be around 19.9 feet tall.

Recreational maths with 13662121

• 13662121 backwards is 12126631
• The number of decimal digits it has is: 8
• The sum of 13662121's digits is 22
• More coming soon!