81272

81,272 is an even composite number composed of two prime numbers multiplied together.

What does the number 81272 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

81272 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 81272:

2³ × 10159

(2 × 2 × 2 × 10159)

See below for interesting mathematical facts about the number 81272 from the Numbermatics database.

Names of 81272

Cardinal: 81272 can be written as Eighty-one thousand, two hundred seventy-two.

Scientific notation

Scientific notation: 8.1272 × 10⁴

Factors of 81272

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 10161

Divisors of 81272

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 10159 20318 40636 81272
Sum of all divisors σ(n): 152400
Sum of proper divisors (its aliquot sum) s(n): 71128
81272 is a deficient number, because the sum of its proper divisors (71128) is less than itself. Its deficiency is 10144

Bases of 81272

Binary: 10011110101111000₂
Hexadecimal: 0x13D78
Base-36: 1QPK

Squares and roots of 81272

81272 squared (81272²) is 6605137984
81272 cubed (81272³) is 536812774235648
The square root of 81272 is 285.0824442157
The cube root of 81272 is 43.3158640959

Scales and comparisons

How big is 81272?

81,272 seconds is equal to 22 hours, 34 minutes, 32 seconds.
To count from 1 to 81,272 would take you about twenty-two 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 81272 cubic inches would be around 3.6 feet tall.

Recreational maths with 81272

81272 backwards is 27218
The number of decimal digits it has is: 5
The sum of 81272's digits is 20
More coming soon!

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The information we have on file for 81272 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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