138018399

138,018,399 is an odd composite number composed of four prime numbers multiplied together.

What does the number 138018399 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

138018399 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 138018399:

3 × 37 × 73 × 17033

See below for interesting mathematical facts about the number 138018399 from the Numbermatics database.

Names of 138018399

Cardinal: 138018399 can be written as One hundred thirty-eight million, eighteen thousand, three hundred ninety-nine.

Scientific notation

Scientific notation: 1.38018399 × 10⁸

Factors of 138018399

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 17146

Divisors of 138018399

Number of divisors d(n): 16
Complete list of divisors:
1 3 37 73 111 219 2701 8103 17033 51099 630221 1243409 1890663 3730227 46006133 138018399
Sum of all divisors σ(n): 191598432
Sum of proper divisors (its aliquot sum) s(n): 53580033
138018399 is a deficient number, because the sum of its proper divisors (53580033) is less than itself. Its deficiency is 84438366

Bases of 138018399

Binary: 1000001110011111111001011111₂
Hexadecimal: 0x839FE5F
Base-36: 2A67OF

Squares and roots of 138018399

138018399 squared (138018399²) is 19049078462523201
138018399 cubed (138018399³) is 2629123311822833702375199
The square root of 138018399 is 11748.1232118155
The cube root of 138018399 is 516.7878902975

Scales and comparisons

How big is 138018399?

138,018,399 seconds is equal to 4 years, 20 weeks, 1 day, 10 hours, 26 minutes, 39 seconds.
To count from 1 to 138,018,399 would take you about six years!

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 138018399 cubic inches would be around 43.1 feet tall.

Recreational maths with 138018399

138018399 backwards is 993810831
The number of decimal digits it has is: 9
The sum of 138018399's digits is 42
More coming soon!

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The information we have on file for 138018399 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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