129836

129,836 is an even composite number composed of three prime numbers multiplied together.

What does the number 129836 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

129836 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 129836:

2² × 7 × 4637

(2 × 2 × 7 × 4637)

See below for interesting mathematical facts about the number 129836 from the Numbermatics database.

Names of 129836

Cardinal: 129836 can be written as One hundred twenty-nine thousand, eight hundred thirty-six.

Scientific notation

Scientific notation: 1.29836 × 10⁵

Factors of 129836

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 4646

Divisors of 129836

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 7 14 28 4637 9274 18548 32459 64918 129836
Sum of all divisors σ(n): 259728
Sum of proper divisors (its aliquot sum) s(n): 129892
129836 is an abundant number, because the sum of its proper divisors (129892) is greater than itself. Its abundance is 56

Bases of 129836

Binary: 11111101100101100₂
Hexadecimal: 0x1FB2C
Base-36: 2S6K

Squares and roots of 129836

129836 squared (129836²) is 16857386896
129836 cubed (129836³) is 2188695685029056
The square root of 129836 is 360.3276286937
The cube root of 129836 is 50.6366589009

Scales and comparisons

How big is 129836?

129,836 seconds is equal to 1 day, 12 hours, 3 minutes, 56 seconds.
To count from 1 to 129,836 would take you about twelve 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 129836 cubic inches would be around 4.2 feet tall.

Recreational maths with 129836

129836 backwards is 638921
The number of decimal digits it has is: 6
The sum of 129836's digits is 29
More coming soon!

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The information we have on file for 129836 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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