13438481

Names of 13438481

• Cardinal: 13438481 can be written as Thirteen million, four hundred thirty-eight thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 1.3438481 × 10⁷

Factors of 13438481

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1919790

Divisors of 13438481

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 1919783 13438481
• Sum of all divisors σ(n): 15358272
• Sum of proper divisors (its aliquot sum) s(n): 1919791
• 13438481 is a deficient number, because the sum of its proper divisors (1919791) is less than itself. Its deficiency is 11518690

Bases of 13438481

• Binary: 110011010000111000010001₂
• Hexadecimal: 0xCD0E11
• Base-36: 80175

Squares and roots of 13438481

• 13438481 squared (13438481²) is 180592771587361
• 13438481 cubed (13438481³) is 2426892529714090638641
• The square root of 13438481 is 3665.8533795011
• The cube root of 13438481 is 237.7479206129

Scales and comparisons

• 13,438,481 seconds is equal to 22 weeks, 1 day, 12 hours, 54 minutes, 41 seconds.
• To count from 1 to 13,438,481 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 13438481 cubic inches would be around 19.8 feet tall.

Recreational maths with 13438481

• 13438481 backwards is 18483431
• The number of decimal digits it has is: 8
• The sum of 13438481's digits is 32
• More coming soon!