139858

Names of 139858

• Cardinal: 139858 can be written as One hundred thirty-nine thousand, eight hundred fifty-eight.

Scientific notation

• Scientific notation: 1.39858 × 10⁵

Factors of 139858

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 69931

Divisors of 139858

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 69929 139858
• Sum of all divisors σ(n): 209790
• Sum of proper divisors (its aliquot sum) s(n): 69932
• 139858 is a deficient number, because the sum of its proper divisors (69932) is less than itself. Its deficiency is 69926

Bases of 139858

• Binary: 100010001001010010₂
• Hexadecimal: 0x22252
• Base-36: 2ZWY

Squares and roots of 139858

• 139858 squared (139858²) is 19560260164
• 139858 cubed (139858³) is 2735658866016712
• The square root of 139858 is 373.9759350545
• The cube root of 139858 is 51.9073795043

Scales and comparisons

• 139,858 seconds is equal to 1 day, 14 hours, 50 minutes, 58 seconds.
• To count from 1 to 139,858 would take you about fourteen hours.

  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 139858 cubic inches would be around 4.3 feet tall.

Recreational maths with 139858

• 139858 backwards is 858931
• The number of decimal digits it has is: 6
• The sum of 139858's digits is 34
• More coming soon!