72098728

72,098,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 72098728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

72098728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 72098728:

2³ × 13 × 693257

(2 × 2 × 2 × 13 × 693257)

See below for interesting mathematical facts about the number 72098728 from the Numbermatics database.

Names of 72098728

Cardinal: 72098728 can be written as Seventy-two million, ninety-eight thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 7.2098728 × 10⁷

Factors of 72098728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 693272

Divisors of 72098728

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 13 26 52 104 693257 1386514 2773028 5546056 9012341 18024682 36049364 72098728
Sum of all divisors σ(n): 145584180
Sum of proper divisors (its aliquot sum) s(n): 73485452
72098728 is an abundant number, because the sum of its proper divisors (73485452) is greater than itself. Its abundance is 1386724

Bases of 72098728

Binary: 100010011000010001110101000₂
Hexadecimal: 0x44C23A8
Base-36: 16XBQG

Squares and roots of 72098728

72098728 squared (72098728²) is 5198226579217984
72098728 cubed (72098728³) is 374785524217407881124352
The square root of 72098728 is 8491.0969844891
The cube root of 72098728 is 416.2068282411

Scales and comparisons

How big is 72098728?

72,098,728 seconds is equal to 2 years, 15 weeks, 1 day, 11 hours, 25 minutes, 28 seconds.
To count from 1 to 72,098,728 would take you about three 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 72098728 cubic inches would be around 34.7 feet tall.

Recreational maths with 72098728

72098728 backwards is 82789027
The number of decimal digits it has is: 8
The sum of 72098728's digits is 43
More coming soon!

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The information we have on file for 72098728 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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