138754642

138,754,642 is an even composite number composed of three prime numbers multiplied together.

What does the number 138754642 look like?

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

138754642 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 138754642:

2 × 13 × 5336717

See below for interesting mathematical facts about the number 138754642 from the Numbermatics database.

Names of 138754642

Cardinal: 138754642 can be written as One hundred thirty-eight million, seven hundred fifty-four thousand, six hundred forty-two.

Scientific notation

Scientific notation: 1.38754642 × 10⁸

Factors of 138754642

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 5336732

Divisors of 138754642

Number of divisors d(n): 8
Complete list of divisors:
1 2 13 26 5336717 10673434 69377321 138754642
Sum of all divisors σ(n): 224142156
Sum of proper divisors (its aliquot sum) s(n): 85387514
138754642 is a deficient number, because the sum of its proper divisors (85387514) is less than itself. Its deficiency is 53367128

Bases of 138754642

Binary: 1000010001010011101001010010₂
Hexadecimal: 0x8453A52
Base-36: 2ALZRM

Squares and roots of 138754642

138754642 squared (138754642²) is 19252850676548164
138754642 cubed (138754642³) is 2671422403103898291577288
The square root of 138754642 is 11779.4160296681
The cube root of 138754642 is 517.7051760187

Scales and comparisons

How big is 138754642?

138,754,642 seconds is equal to 4 years, 21 weeks, 2 days, 22 hours, 57 minutes, 22 seconds.
To count from 1 to 138,754,642 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 138754642 cubic inches would be around 43.1 feet tall.

Recreational maths with 138754642

138754642 backwards is 246457831
The number of decimal digits it has is: 9
The sum of 138754642's digits is 40
More coming soon!

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The information we have on file for 138754642 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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