139609

Names of 139609

• Cardinal: 139609 can be written as One hundred thirty-nine thousand, six hundred nine.

Scientific notation

• Scientific notation: 1.39609 × 10⁵

Factors of 139609

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 139609

Divisors of 139609

• Number of divisors d(n): 2
• Complete list of divisors:
  1 139609
• Sum of all divisors σ(n): 139610
• Sum of proper divisors (its aliquot sum) s(n): 1
• 139609 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 139608

Bases of 139609

• Binary: 100010000101011001₂
• Hexadecimal: 0x22159
• Base-36: 2ZQ1

Squares and roots of 139609

• 139609 squared (139609²) is 19490672881
• 139609 cubed (139609³) is 2721073350243529
• The square root of 139609 is 373.6428776251
• The cube root of 139609 is 51.8765562989

Scales and comparisons

• 139,609 seconds is equal to 1 day, 14 hours, 46 minutes, 49 seconds.
• To count from 1 to 139,609 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 139609 cubic inches would be around 4.3 feet tall.

Recreational maths with 139609

• 139609 backwards is 906931
• The number of decimal digits it has is: 6
• The sum of 139609's digits is 28
• More coming soon!