138825

138,825 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138825 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

138825 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 138825:

3² × 5² × 617

(3 × 3 × 5 × 5 × 617)

See below for interesting mathematical facts about the number 138825 from the Numbermatics database.

Names of 138825

Cardinal: 138825 can be written as One hundred thirty-eight thousand, eight hundred twenty-five.

Scientific notation

Scientific notation: 1.38825 × 10⁵

Factors of 138825

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 625

Divisors of 138825

Number of divisors d(n): 18
Complete list of divisors:
1 3 5 9 15 25 45 75 225 617 1851 3085 5553 9255 15425 27765 46275 138825
Sum of all divisors σ(n): 249054
Sum of proper divisors (its aliquot sum) s(n): 110229
138825 is a deficient number, because the sum of its proper divisors (110229) is less than itself. Its deficiency is 28596

Bases of 138825

Binary: 100001111001001001₂
Hexadecimal: 0x21E49
Base-36: 2Z49

Squares and roots of 138825

138825 squared (138825²) is 19272380625
138825 cubed (138825³) is 2675488240265625
The square root of 138825 is 372.5922704513
The cube root of 138825 is 51.7792665093

Scales and comparisons

How big is 138825?

138,825 seconds is equal to 1 day, 14 hours, 33 minutes, 45 seconds.
To count from 1 to 138,825 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 138825 cubic inches would be around 4.3 feet tall.

Recreational maths with 138825

138825 backwards is 528831
The number of decimal digits it has is: 6
The sum of 138825's digits is 27
More coming soon!

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The information we have on file for 138825 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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