138349

Names of 138349

• Cardinal: 138349 can be written as One hundred thirty-eight thousand, three hundred forty-nine.

Scientific notation

• Scientific notation: 1.38349 × 10⁵

Factors of 138349

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 138349

Divisors of 138349

• Number of divisors d(n): 2
• Complete list of divisors:
  1 138349
• Sum of all divisors σ(n): 138350
• Sum of proper divisors (its aliquot sum) s(n): 1
• 138349 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 138348

Bases of 138349

• Binary: 100001110001101101₂
• Hexadecimal: 0x21C6D
• Base-36: 2YR1

Squares and roots of 138349

• 138349 squared (138349²) is 19140445801
• 138349 cubed (138349³) is 2648061536122549
• The square root of 138349 is 371.9529540143
• The cube root of 138349 is 51.7200188853

Scales and comparisons

• 138,349 seconds is equal to 1 day, 14 hours, 25 minutes, 49 seconds.
• To count from 1 to 138,349 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 138349 cubic inches would be around 4.3 feet tall.

Recreational maths with 138349

• 138349 backwards is 943831
• The number of decimal digits it has is: 6
• The sum of 138349's digits is 28
• More coming soon!