139904518

Names of 139904518

• Cardinal: 139904518 can be written as One hundred thirty-nine million, nine hundred four thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 1.39904518 × 10⁸

Factors of 139904518

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 5380958

Divisors of 139904518

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 5380943 10761886 69952259 139904518
• Sum of all divisors σ(n): 225999648
• Sum of proper divisors (its aliquot sum) s(n): 86095130
• 139904518 is a deficient number, because the sum of its proper divisors (86095130) is less than itself. Its deficiency is 53809388

Bases of 139904518

• Binary: 1000010101101100011000000110₂
• Hexadecimal: 0x856C606
• Base-36: 2BAN0M

Squares and roots of 139904518

• 139904518 squared (139904518²) is 19573274156812324
• 139904518 cubed (139904518³) is 2738389486590684605679832
• The square root of 139904518 is 11828.1240270805
• The cube root of 139904518 is 519.1313381669

Scales and comparisons

• 139,904,518 seconds is equal to 4 years, 23 weeks, 2 days, 6 hours, 21 minutes, 58 seconds.
• To count from 1 to 139,904,518 would take you about six years!

  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 139904518 cubic inches would be around 43.3 feet tall.

Recreational maths with 139904518

• 139904518 backwards is 815409931
• The number of decimal digits it has is: 9
• The sum of 139904518's digits is 40
• More coming soon!