138692127

Names of 138692127

• Cardinal: 138692127 can be written as One hundred thirty-eight million, six hundred ninety-two thousand, one hundred twenty-seven.

Scientific notation

• Scientific notation: 1.38692127 × 10⁸

Factors of 138692127

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 6604397

Divisors of 138692127

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 7 21 6604387 19813161 46230709 138692127
• Sum of all divisors σ(n): 211340416
• Sum of proper divisors (its aliquot sum) s(n): 72648289
• 138692127 is a deficient number, because the sum of its proper divisors (72648289) is less than itself. Its deficiency is 66043838

Bases of 138692127

• Binary: 1000010001000100011000011111₂
• Hexadecimal: 0x844461F
• Base-36: 2AKNJ3

Squares and roots of 138692127

• 138692127 squared (138692127²) is 19235506091784129
• 138692127 cubed (138692127³) is 2667813253790998075852383
• The square root of 138692127 is 11776.7621611377
• The cube root of 138692127 is 517.6274147745

Scales and comparisons

• 138,692,127 seconds is equal to 4 years, 21 weeks, 2 days, 5 hours, 35 minutes, 27 seconds.
• To count from 1 to 138,692,127 would take you about six years!

  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 138692127 cubic inches would be around 43.1 feet tall.

Recreational maths with 138692127

• 138692127 backwards is 721296831
• The number of decimal digits it has is: 9
• The sum of 138692127's digits is 39
• More coming soon!