72725968

72,725,968 is an even composite number composed of four prime numbers multiplied together.

What does the number 72725968 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

72725968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 72725968:

2⁴ × 7 × 29 × 22391

(2 × 2 × 2 × 2 × 7 × 29 × 22391)

See below for interesting mathematical facts about the number 72725968 from the Numbermatics database.

Names of 72725968

Cardinal: 72725968 can be written as Seventy-two million, seven hundred twenty-five thousand, nine hundred sixty-eight.

Scientific notation

Scientific notation: 7.2725968 × 10⁷

Factors of 72725968

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 22429

Divisors of 72725968

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 7 8 14 16 28 29 56 58 112 116 203 232 406 464 812 1624 3248 22391 44782 89564 156737 179128 313474 358256 626948 649339 1253896 1298678 2507792 2597356 4545373 5194712 9090746 10389424 18181492 36362984 72725968
Sum of all divisors σ(n): 166596480
Sum of proper divisors (its aliquot sum) s(n): 93870512
72725968 is an abundant number, because the sum of its proper divisors (93870512) is greater than itself. Its abundance is 21144544

Bases of 72725968

Binary: 100010101011011010111010000₂
Hexadecimal: 0x455B5D0
Base-36: 17ARPS

Squares and roots of 72725968

72725968 squared (72725968²) is 5289066421537024
72725968 cubed (72725968³) is 384652475322576118239232
The square root of 72725968 is 8527.9521574643
The cube root of 72725968 is 417.4103083411

Scales and comparisons

How big is 72725968?

72,725,968 seconds is equal to 2 years, 16 weeks, 1 day, 17 hours, 39 minutes, 28 seconds.
To count from 1 to 72,725,968 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 72725968 cubic inches would be around 34.8 feet tall.

Recreational maths with 72725968

72725968 backwards is 86952727
The number of decimal digits it has is: 8
The sum of 72725968's digits is 46
More coming soon!

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The information we have on file for 72725968 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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