138258

138,258 is an even composite number composed of three prime numbers multiplied together.

What does the number 138258 look like?

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

138258 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 138258:

2 × 3² × 7681

(2 × 3 × 3 × 7681)

See below for interesting mathematical facts about the number 138258 from the Numbermatics database.

Names of 138258

Cardinal: 138258 can be written as One hundred thirty-eight thousand, two hundred fifty-eight.

Scientific notation

Scientific notation: 1.38258 × 10⁵

Factors of 138258

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 7686

Divisors of 138258

Number of divisors d(n): 12
Complete list of divisors:
1 2 3 6 9 18 7681 15362 23043 46086 69129 138258
Sum of all divisors σ(n): 299598
Sum of proper divisors (its aliquot sum) s(n): 161340
138258 is an abundant number, because the sum of its proper divisors (161340) is greater than itself. Its abundance is 23082

Bases of 138258

Binary: 100001110000010010₂
Hexadecimal: 0x21C12
Base-36: 2YOI

Squares and roots of 138258

138258 squared (138258²) is 19115274564
138258 cubed (138258³) is 2642839630669512
The square root of 138258 is 371.8306065939
The cube root of 138258 is 51.7086766661

Scales and comparisons

How big is 138258?

138,258 seconds is equal to 1 day, 14 hours, 24 minutes, 18 seconds.
To count from 1 to 138,258 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 138258 cubic inches would be around 4.3 feet tall.

Recreational maths with 138258

138258 backwards is 852831
The number of decimal digits it has is: 6
The sum of 138258's digits is 27
More coming soon!

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The information we have on file for 138258 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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