72972

72,972 is an even composite number composed of three prime numbers multiplied together.

What does the number 72972 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

72972 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 72972:

2² × 3² × 2027

(2 × 2 × 3 × 3 × 2027)

See below for interesting mathematical facts about the number 72972 from the Numbermatics database.

Names of 72972

Cardinal: 72972 can be written as Seventy-two thousand, nine hundred seventy-two.

Scientific notation

Scientific notation: 7.2972 × 10⁴

Factors of 72972

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 2032

Divisors of 72972

Number of divisors d(n): 18
Complete list of divisors:
1 2 3 4 6 9 12 18 36 2027 4054 6081 8108 12162 18243 24324 36486 72972
Sum of all divisors σ(n): 184548
Sum of proper divisors (its aliquot sum) s(n): 111576
72972 is an abundant number, because the sum of its proper divisors (111576) is greater than itself. Its abundance is 38604

Bases of 72972

Binary: 10001110100001100₂
Hexadecimal: 0x11D0C
Base-36: 1KB0

Squares and roots of 72972

72972 squared (72972²) is 5324912784
72972 cubed (72972³) is 388569535674048
The square root of 72972 is 270.1333004277
The cube root of 72972 is 41.7880478331

Scales and comparisons

How big is 72972?

72,972 seconds is equal to 20 hours, 16 minutes, 12 seconds.
To count from 1 to 72,972 would take you about twenty 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 72972 cubic inches would be around 3.5 feet tall.

Recreational maths with 72972

72972 backwards is 27927
The number of decimal digits it has is: 5
The sum of 72972's digits is 27
More coming soon!

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The information we have on file for 72972 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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