140639

Names of 140639

• Cardinal: 140639 can be written as One hundred forty thousand, six hundred thirty-nine.

Scientific notation

• Scientific notation: 1.40639 × 10⁵

Factors of 140639

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 140639

Divisors of 140639

• Number of divisors d(n): 2
• Complete list of divisors:
  1 140639
• Sum of all divisors σ(n): 140640
• Sum of proper divisors (its aliquot sum) s(n): 1
• 140639 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 140638

Bases of 140639

• Binary: 100010010101011111₂
• Hexadecimal: 0x2255F
• Base-36: 30IN

Squares and roots of 140639

• 140639 squared (140639²) is 19779328321
• 140639 cubed (140639³) is 2781744955737119
• The square root of 140639 is 375.0186662019
• The cube root of 140639 is 52.0038212181

Scales and comparisons

• 140,639 seconds is equal to 1 day, 15 hours, 3 minutes, 59 seconds.
• To count from 1 to 140,639 would take you about fifteen 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 140639 cubic inches would be around 4.3 feet tall.

Recreational maths with 140639

• 140639 backwards is 936041
• The number of decimal digits it has is: 6
• The sum of 140639's digits is 23
• More coming soon!