138667305

138,667,305 is an odd composite number composed of five prime numbers multiplied together.

What does the number 138667305 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

138667305 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 138667305:

3 × 5 × 7² × 37 × 5099

(3 × 5 × 7 × 7 × 37 × 5099)

See below for interesting mathematical facts about the number 138667305 from the Numbermatics database.

Names of 138667305

Cardinal: 138667305 can be written as One hundred thirty-eight million, six hundred sixty-seven thousand, three hundred five.

Scientific notation

Scientific notation: 1.38667305 × 10⁸

Factors of 138667305

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 5151

Divisors of 138667305

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 7 15 21 35 37 49 105 111 147 185 245 259 555 735 777 1295 1813 3885 5099 5439 9065 15297 25495 27195 35693 76485 107079 178465 188663 249851 535395 565989 749553 943315 1249255 1320641 2829945 3747765 3961923 6603205 9244487 19809615 27733461 46222435 138667305
Sum of all divisors σ(n): 265118400
Sum of proper divisors (its aliquot sum) s(n): 126451095
138667305 is a deficient number, because the sum of its proper divisors (126451095) is less than itself. Its deficiency is 12216210

Bases of 138667305

Binary: 1000010000111110010100101001₂
Hexadecimal: 0x843E529
Base-36: 2AK4DL

Squares and roots of 138667305

138667305 squared (138667305²) is 19228621475963025
138667305 cubed (138667305³) is 2666381118936914956397625
The square root of 138667305 is 11775.7082589541
The cube root of 138667305 is 517.5965326699

Scales and comparisons

How big is 138667305?

138,667,305 seconds is equal to 4 years, 21 weeks, 1 day, 22 hours, 41 minutes, 45 seconds.
To count from 1 to 138,667,305 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 138667305 cubic inches would be around 43.1 feet tall.

Recreational maths with 138667305

138667305 backwards is 503766831
The number of decimal digits it has is: 9
The sum of 138667305's digits is 39
More coming soon!

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The information we have on file for 138667305 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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