728136

728,136 is an even composite number composed of three prime numbers multiplied together.

What does the number 728136 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

728136 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 728136:

2³ × 3³ × 3371

(2 × 2 × 2 × 3 × 3 × 3 × 3371)

See below for interesting mathematical facts about the number 728136 from the Numbermatics database.

Names of 728136

Cardinal: 728136 can be written as Seven hundred twenty-eight thousand, one hundred thirty-six.

Scientific notation

Scientific notation: 7.28136 × 10⁵

Factors of 728136

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 3376

Divisors of 728136

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 3371 6742 10113 13484 20226 26968 30339 40452 60678 80904 91017 121356 182034 242712 364068 728136
Sum of all divisors σ(n): 2023200
Sum of proper divisors (its aliquot sum) s(n): 1295064
728136 is an abundant number, because the sum of its proper divisors (1295064) is greater than itself. Its abundance is 566928

Bases of 728136

Binary: 10110001110001001000₂
Hexadecimal: 0xB1C48
Base-36: FLU0

Squares and roots of 728136

728136 squared (728136²) is 530182034496
728136 cubed (728136³) is 386044625869779456
The square root of 728136 is 853.3088538155
The cube root of 728136 is 89.9644303885

Scales and comparisons

How big is 728136?

728,136 seconds is equal to 1 week, 1 day, 10 hours, 15 minutes, 36 seconds.
To count from 1 to 728,136 would take you about ten 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 728136 cubic inches would be around 7.5 feet tall.

Recreational maths with 728136

728136 backwards is 631827
728136 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 728136's digits is 27
More coming soon!

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The information we have on file for 728136 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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