138613530

138,613,530 is an even composite number composed of five prime numbers multiplied together.

What does the number 138613530 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

138613530 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 138613530:

2 × 3 × 5 × 11 × 420041

See below for interesting mathematical facts about the number 138613530 from the Numbermatics database.

Names of 138613530

Cardinal: 138613530 can be written as One hundred thirty-eight million, six hundred thirteen thousand, five hundred thirty.

Scientific notation

Scientific notation: 1.3861353 × 10⁸

Factors of 138613530

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 420062

Divisors of 138613530

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 420041 840082 1260123 2100205 2520246 4200410 4620451 6300615 9240902 12601230 13861353 23102255 27722706 46204510 69306765 138613530
Sum of all divisors σ(n): 362916288
Sum of proper divisors (its aliquot sum) s(n): 224302758
138613530 is an abundant number, because the sum of its proper divisors (224302758) is greater than itself. Its abundance is 85689228

Bases of 138613530

Binary: 1000010000110001001100011010₂
Hexadecimal: 0x843131A
Base-36: 2AIYVU

Squares and roots of 138613530

138613530 squared (138613530²) is 19213710699060900
138613530 cubed (138613530³) is 2663280264395599033977000
The square root of 138613530 is 11773.4247353945
The cube root of 138613530 is 517.5296162657

Scales and comparisons

How big is 138613530?

138,613,530 seconds is equal to 4 years, 21 weeks, 1 day, 7 hours, 45 minutes, 30 seconds.
To count from 1 to 138,613,530 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 138613530 cubic inches would be around 43.1 feet tall.

Recreational maths with 138613530

138613530 backwards is 035316831
138613530 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 138613530's digits is 30
More coming soon!

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The information we have on file for 138613530 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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