15138

15,138 is an even composite number composed of three prime numbers multiplied together.

What does the number 15138 look like?

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

15138 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 15138:

2 × 3² × 29²

(2 × 3 × 3 × 29 × 29)

See below for interesting mathematical facts about the number 15138 from the Numbermatics database.

Names of 15138

Cardinal: 15138 can be written as Fifteen thousand, one hundred thirty-eight.

Scientific notation

Scientific notation: 1.5138 × 10⁴

Factors of 15138

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 34

Divisors of 15138

Number of divisors d(n): 18
Complete list of divisors:
1 2 3 6 9 18 29 58 87 174 261 522 841 1682 2523 5046 7569 15138
Sum of all divisors σ(n): 33969
Sum of proper divisors (its aliquot sum) s(n): 18831
15138 is an abundant number, because the sum of its proper divisors (18831) is greater than itself. Its abundance is 3693

Bases of 15138

Binary: 11101100100010₂
Hexadecimal: 0x3B22
Base-36: BOI

Squares and roots of 15138

15138 squared (15138²) is 229159044
15138 cubed (15138³) is 3469009608072
The square root of 15138 is 123.0365799265
The cube root of 15138 is 24.7375204915

Scales and comparisons

How big is 15138?

15,138 seconds is equal to 4 hours, 12 minutes, 18 seconds.
To count from 1 to 15,138 would take you about four 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 15138 cubic inches would be around 2.1 feet tall.

Recreational maths with 15138

15138 backwards is 83151
15138 is a Harshad number.
The number of decimal digits it has is: 5
The sum of 15138's digits is 18
More coming soon!

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The information we have on file for 15138 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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