13839490

Names of 13839490

• Cardinal: 13839490 can be written as Thirteen million, eight hundred thirty-nine thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.383949 × 10⁷

Factors of 13839490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1162

Divisors of 13839490

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 35 70 211 422 937 1055 1477 1874 2110 2954 4685 6559 7385 9370 13118 14770 32795 65590 197707 395414 988535 1383949 1977070 2767898 6919745 13839490
• Sum of all divisors σ(n): 28635264
• Sum of proper divisors (its aliquot sum) s(n): 14795774
• 13839490 is an abundant number, because the sum of its proper divisors (14795774) is greater than itself. Its abundance is 956284

Bases of 13839490

• Binary: 110100110010110010000010₂
• Hexadecimal: 0xD32C82
• Base-36: 88MMA

Squares and roots of 13839490

• 13839490 squared (13839490²) is 191531483460100
• 13839490 cubed (13839490³) is 2650698050031219349000
• The square root of 13839490 is 3720.1465024915
• The cube root of 13839490 is 240.0896077431

Scales and comparisons

• 13,839,490 seconds is equal to 22 weeks, 6 days, 4 hours, 18 minutes, 10 seconds.
• To count from 1 to 13,839,490 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 13839490 cubic inches would be around 20 feet tall.

Recreational maths with 13839490

• 13839490 backwards is 09493831
• The number of decimal digits it has is: 8
• The sum of 13839490's digits is 37
• More coming soon!