38139

Names of 38139

• Cardinal: 38139 can be written as Thirty-eight thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 3.8139 × 10⁴

Factors of 38139

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 12716

Divisors of 38139

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 12713 38139
• Sum of all divisors σ(n): 50856
• Sum of proper divisors (its aliquot sum) s(n): 12717
• 38139 is a deficient number, because the sum of its proper divisors (12717) is less than itself. Its deficiency is 25422

Bases of 38139

• Binary: 1001010011111011₂
• Hexadecimal: 0x94FB
• Base-36: TFF

Squares and roots of 38139

• 38139 squared (38139²) is 1454583321
• 38139 cubed (38139³) is 55476353279619
• The square root of 38139 is 195.2920889337
• The cube root of 38139 is 33.6606966943

Scales and comparisons

• 38,139 seconds is equal to 10 hours, 35 minutes, 39 seconds.
• To count from 1 to 38,139 would take you about ten 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 38139 cubic inches would be around 2.8 feet tall.

Recreational maths with 38139

• 38139 backwards is 93183
• The number of decimal digits it has is: 5
• The sum of 38139's digits is 24
• More coming soon!