138566

138,566 is an even composite number composed of three prime numbers multiplied together.

What does the number 138566 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

138566 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 138566:

2 × 79 × 877

See below for interesting mathematical facts about the number 138566 from the Numbermatics database.

Names of 138566

Cardinal: 138566 can be written as One hundred thirty-eight thousand, five hundred sixty-six.

Scientific notation

Scientific notation: 1.38566 × 10⁵

Factors of 138566

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 958

Divisors of 138566

Number of divisors d(n): 8
Complete list of divisors:
1 2 79 158 877 1754 69283 138566
Sum of all divisors σ(n): 210720
Sum of proper divisors (its aliquot sum) s(n): 72154
138566 is a deficient number, because the sum of its proper divisors (72154) is less than itself. Its deficiency is 66412

Bases of 138566

Binary: 100001110101000110₂
Hexadecimal: 0x21D46
Base-36: 2YX2

Squares and roots of 138566

138566 squared (138566²) is 19200536356
138566 cubed (138566³) is 2660541520705496
The square root of 138566 is 372.2445432777
The cube root of 138566 is 51.7470456589

Scales and comparisons

How big is 138566?

138,566 seconds is equal to 1 day, 14 hours, 29 minutes, 26 seconds.
To count from 1 to 138,566 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 138566 cubic inches would be around 4.3 feet tall.

Recreational maths with 138566

138566 backwards is 665831
The number of decimal digits it has is: 6
The sum of 138566's digits is 29
More coming soon!

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The information we have on file for 138566 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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