13490402

Names of 13490402

• Cardinal: 13490402 can be written as Thirteen million, four hundred ninety thousand, four hundred two.

Scientific notation

• Scientific notation: 1.3490402 × 10⁷

Factors of 13490402

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6745203

Divisors of 13490402

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 6745201 13490402
• Sum of all divisors σ(n): 20235606
• Sum of proper divisors (its aliquot sum) s(n): 6745204
• 13490402 is a deficient number, because the sum of its proper divisors (6745204) is less than itself. Its deficiency is 6745198

Bases of 13490402

• Binary: 110011011101100011100010₂
• Hexadecimal: 0xCDD8E2
• Base-36: 8159E

Squares and roots of 13490402

• 13490402 squared (13490402²) is 181990946121604
• 13490402 cubed (13490402³) is 2455131023540778844808
• The square root of 13490402 is 3672.9282595771
• The cube root of 13490402 is 238.0537152491

Scales and comparisons

• 13,490,402 seconds is equal to 22 weeks, 2 days, 3 hours, 20 minutes, 2 seconds.
• To count from 1 to 13,490,402 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 13490402 cubic inches would be around 19.8 feet tall.

Recreational maths with 13490402

• 13490402 backwards is 20409431
• The number of decimal digits it has is: 8
• The sum of 13490402's digits is 23
• More coming soon!