138604405

138,604,405 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138604405 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

138604405 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 138604405:

5 × 37² × 20249

(5 × 37 × 37 × 20249)

See below for interesting mathematical facts about the number 138604405 from the Numbermatics database.

Names of 138604405

Cardinal: 138604405 can be written as One hundred thirty-eight million, six hundred four thousand, four hundred five.

Scientific notation

Scientific notation: 1.38604405 × 10⁸

Factors of 138604405

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 20291

Divisors of 138604405

Number of divisors d(n): 12
Complete list of divisors:
1 5 37 185 1369 6845 20249 101245 749213 3746065 27720881 138604405
Sum of all divisors σ(n): 170950500
Sum of proper divisors (its aliquot sum) s(n): 32346095
138604405 is a deficient number, because the sum of its proper divisors (32346095) is less than itself. Its deficiency is 106258310

Bases of 138604405

Binary: 1000010000101110111101110101₂
Hexadecimal: 0x842EF75
Base-36: 2AIRUD

Squares and roots of 138604405

138604405 squared (138604405²) is 19211181085404025
138604405 cubed (138604405³) is 2662754323689679069730125
The square root of 138604405 is 11773.0372037127
The cube root of 138604405 is 517.5182596029

Scales and comparisons

How big is 138604405?

138,604,405 seconds is equal to 4 years, 21 weeks, 1 day, 5 hours, 13 minutes, 25 seconds.
To count from 1 to 138,604,405 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 138604405 cubic inches would be around 43.1 feet tall.

Recreational maths with 138604405

138604405 backwards is 504406831
The number of decimal digits it has is: 9
The sum of 138604405's digits is 31
More coming soon!

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The information we have on file for 138604405 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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