138279142

138,279,142 is an even composite number composed of four prime numbers multiplied together.

What does the number 138279142 look like?

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

138279142 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 138279142:

2 × 41 × 43 × 39217

See below for interesting mathematical facts about the number 138279142 from the Numbermatics database.

Names of 138279142

Cardinal: 138279142 can be written as One hundred thirty-eight million, two hundred seventy-nine thousand, one hundred forty-two.

Scientific notation

Scientific notation: 1.38279142 × 10⁸

Factors of 138279142

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 39303

Divisors of 138279142

Number of divisors d(n): 16
Complete list of divisors:
1 2 41 43 82 86 1763 3526 39217 78434 1607897 1686331 3215794 3372662 69139571 138279142
Sum of all divisors σ(n): 217424592
Sum of proper divisors (its aliquot sum) s(n): 79145450
138279142 is a deficient number, because the sum of its proper divisors (79145450) is less than itself. Its deficiency is 59133692

Bases of 138279142

Binary: 1000001111011111100011100110₂
Hexadecimal: 0x83DF8E6
Base-36: 2ABSVA

Squares and roots of 138279142

138279142 squared (138279142²) is 19121121112256164
138279142 cubed (138279142³) is 2644052221480868042131288
The square root of 138279142 is 11759.2151949013
The cube root of 138279142 is 517.1131224391

Scales and comparisons

How big is 138279142?

138,279,142 seconds is equal to 4 years, 20 weeks, 4 days, 10 hours, 52 minutes, 22 seconds.
To count from 1 to 138,279,142 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 138279142 cubic inches would be around 43.1 feet tall.

Recreational maths with 138279142

138279142 backwards is 241972831
The number of decimal digits it has is: 9
The sum of 138279142's digits is 37
More coming soon!

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The information we have on file for 138279142 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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