138306864

138,306,864 is an even composite number composed of four prime numbers multiplied together.

What does the number 138306864 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

138306864 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 138306864:

2⁴ × 3 × 71 × 40583

(2 × 2 × 2 × 2 × 3 × 71 × 40583)

See below for interesting mathematical facts about the number 138306864 from the Numbermatics database.

Names of 138306864

Cardinal: 138306864 can be written as One hundred thirty-eight million, three hundred six thousand, eight hundred sixty-four.

Scientific notation

Scientific notation: 1.38306864 × 10⁸

Factors of 138306864

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 40659

Divisors of 138306864

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 48 71 142 213 284 426 568 852 1136 1704 3408 40583 81166 121749 162332 243498 324664 486996 649328 973992 1947984 2881393 5762786 8644179 11525572 17288358 23051144 34576716 46102288 69153432 138306864
Sum of all divisors σ(n): 362333952
Sum of proper divisors (its aliquot sum) s(n): 224027088
138306864 is an abundant number, because the sum of its proper divisors (224027088) is greater than itself. Its abundance is 85720224

Bases of 138306864

Binary: 1000001111100110010100110000₂
Hexadecimal: 0x83E6530
Base-36: 2ACE9C

Squares and roots of 138306864

138306864 squared (138306864²) is 19128788629514496
138306864 cubed (138306864³) is 2645642767467007784300544
The square root of 138306864 is 11760.3938709551
The cube root of 138306864 is 517.1476768241

Scales and comparisons

How big is 138306864?

138,306,864 seconds is equal to 4 years, 20 weeks, 4 days, 18 hours, 34 minutes, 24 seconds.
To count from 1 to 138,306,864 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 138306864 cubic inches would be around 43.1 feet tall.

Recreational maths with 138306864

138306864 backwards is 468603831
The number of decimal digits it has is: 9
The sum of 138306864's digits is 39
More coming soon!

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The information we have on file for 138306864 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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