138008

138,008 is an even composite number composed of three prime numbers multiplied together.

What does the number 138008 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

138008 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 138008:

2³ × 13 × 1327

(2 × 2 × 2 × 13 × 1327)

See below for interesting mathematical facts about the number 138008 from the Numbermatics database.

Names of 138008

Cardinal: 138008 can be written as One hundred thirty-eight thousand and eight.

Scientific notation

Scientific notation: 1.38008 × 10⁵

Factors of 138008

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 1342

Divisors of 138008

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 13 26 52 104 1327 2654 5308 10616 17251 34502 69004 138008
Sum of all divisors σ(n): 278880
Sum of proper divisors (its aliquot sum) s(n): 140872
138008 is an abundant number, because the sum of its proper divisors (140872) is greater than itself. Its abundance is 2864

Bases of 138008

Binary: 100001101100011000₂
Hexadecimal: 0x21B18
Base-36: 2YHK

Squares and roots of 138008

138008 squared (138008²) is 19046208064
138008 cubed (138008³) is 2628529082496512
The square root of 138008 is 371.4942799021
The cube root of 138008 is 51.6774910839

Scales and comparisons

How big is 138008?

138,008 seconds is equal to 1 day, 14 hours, 20 minutes, 8 seconds.
To count from 1 to 138,008 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 138008 cubic inches would be around 4.3 feet tall.

Recreational maths with 138008

138008 backwards is 800831
The number of decimal digits it has is: 6
The sum of 138008's digits is 20
More coming soon!

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The information we have on file for 138008 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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