139242

139,242 is an even composite number composed of four prime numbers multiplied together.

What does the number 139242 look like?

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

139242 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 139242:

2 × 3 × 23 × 1009

See below for interesting mathematical facts about the number 139242 from the Numbermatics database.

Names of 139242

Cardinal: 139242 can be written as One hundred thirty-nine thousand, two hundred forty-two.

Scientific notation

Scientific notation: 1.39242 × 10⁵

Factors of 139242

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1037

Divisors of 139242

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 6 23 46 69 138 1009 2018 3027 6054 23207 46414 69621 139242
Sum of all divisors σ(n): 290880
Sum of proper divisors (its aliquot sum) s(n): 151638
139242 is an abundant number, because the sum of its proper divisors (151638) is greater than itself. Its abundance is 12396

Bases of 139242

Binary: 100001111111101010₂
Hexadecimal: 0x21FEA
Base-36: 2ZFU

Squares and roots of 139242

139242 squared (139242²) is 19388334564
139242 cubed (139242³) is 2699670481360488
The square root of 139242 is 373.1514437865
The cube root of 139242 is 51.8310592243

Scales and comparisons

How big is 139242?

139,242 seconds is equal to 1 day, 14 hours, 40 minutes, 42 seconds.
To count from 1 to 139,242 would take you about fourteen hours.

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 139242 cubic inches would be around 4.3 feet tall.

Recreational maths with 139242

139242 backwards is 242931
The number of decimal digits it has is: 6
The sum of 139242's digits is 21
More coming soon!

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The information we have on file for 139242 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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