138425

138,425 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138425 look like?

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

138425 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 138425:

5² × 7² × 113

(5 × 5 × 7 × 7 × 113)

See below for interesting mathematical facts about the number 138425 from the Numbermatics database.

Names of 138425

Cardinal: 138425 can be written as One hundred thirty-eight thousand, four hundred twenty-five.

Scientific notation

Scientific notation: 1.38425 × 10⁵

Factors of 138425

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 125

Divisors of 138425

Number of divisors d(n): 18
Complete list of divisors:
1 5 7 25 35 49 113 175 245 565 791 1225 2825 3955 5537 19775 27685 138425
Sum of all divisors σ(n): 201438
Sum of proper divisors (its aliquot sum) s(n): 63013
138425 is a deficient number, because the sum of its proper divisors (63013) is less than itself. Its deficiency is 75412

Bases of 138425

Binary: 100001110010111001₂
Hexadecimal: 0x21CB9
Base-36: 2YT5

Squares and roots of 138425

138425 squared (138425²) is 19161480625
138425 cubed (138425³) is 2652427955515625
The square root of 138425 is 372.0551034457
The cube root of 138425 is 51.7294876969

Scales and comparisons

How big is 138425?

138,425 seconds is equal to 1 day, 14 hours, 27 minutes, 5 seconds.
To count from 1 to 138,425 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 138425 cubic inches would be around 4.3 feet tall.

Recreational maths with 138425

138425 backwards is 524831
The number of decimal digits it has is: 6
The sum of 138425's digits is 23
More coming soon!

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The information we have on file for 138425 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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