72981825

72,981,825 is an odd composite number composed of four prime numbers multiplied together.

What does the number 72981825 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

72981825 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 72981825:

3 × 5² × 7³ × 2837

(3 × 5 × 5 × 7 × 7 × 7 × 2837)

See below for interesting mathematical facts about the number 72981825 from the Numbermatics database.

Names of 72981825

Cardinal: 72981825 can be written as Seventy-two million, nine hundred eighty-one thousand, eight hundred twenty-five.

Scientific notation

Scientific notation: 7.2981825 × 10⁷

Factors of 72981825

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 2852

Divisors of 72981825

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 7 15 21 25 35 49 75 105 147 175 245 343 525 735 1029 1225 1715 2837 3675 5145 8511 8575 14185 19859 25725 42555 59577 70925 99295 139013 212775 297885 417039 496475 695065 973091 1489425 2085195 2919273 3475325 4865455 10425975 14596365 24327275 72981825
Sum of all divisors σ(n): 140764800
Sum of proper divisors (its aliquot sum) s(n): 67782975
72981825 is a deficient number, because the sum of its proper divisors (67782975) is less than itself. Its deficiency is 5198850

Bases of 72981825

Binary: 100010110011001110101000001₂
Hexadecimal: 0x4599D41
Base-36: 17G94X

Squares and roots of 72981825

72981825 squared (72981825²) is 5326346780330625
72981825 cubed (72981825³) is 388726508611403115890625
The square root of 72981825 is 8542.9400676817
The cube root of 72981825 is 417.8992320607

Scales and comparisons

How big is 72981825?

72,981,825 seconds is equal to 2 years, 16 weeks, 4 days, 16 hours, 43 minutes, 45 seconds.
To count from 1 to 72,981,825 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 72981825 cubic inches would be around 34.8 feet tall.

Recreational maths with 72981825

72981825 backwards is 52818927
The number of decimal digits it has is: 8
The sum of 72981825's digits is 42
More coming soon!

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The information we have on file for 72981825 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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