72896

72,896 is an even composite number composed of three prime numbers multiplied together.

What does the number 72896 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

72896 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 72896:

2⁶ × 17 × 67

(2 × 2 × 2 × 2 × 2 × 2 × 17 × 67)

See below for interesting mathematical facts about the number 72896 from the Numbermatics database.

Names of 72896

Cardinal: 72896 can be written as Seventy-two thousand, eight hundred ninety-six.

Scientific notation

Scientific notation: 7.2896 × 10⁴

Factors of 72896

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 86

Divisors of 72896

Number of divisors d(n): 28
Complete list of divisors:
1 2 4 8 16 17 32 34 64 67 68 134 136 268 272 536 544 1072 1088 1139 2144 2278 4288 4556 9112 18224 36448 72896
Sum of all divisors σ(n): 155448
Sum of proper divisors (its aliquot sum) s(n): 82552
72896 is an abundant number, because the sum of its proper divisors (82552) is greater than itself. Its abundance is 9656

Bases of 72896

Binary: 10001110011000000₂
Hexadecimal: 0x11CC0
Base-36: 1K8W

Squares and roots of 72896

72896 squared (72896²) is 5313826816
72896 cubed (72896³) is 387356719579136
The square root of 72896 is 269.9925924909
The cube root of 72896 is 41.7735354409

Scales and comparisons

How big is 72896?

72,896 seconds is equal to 20 hours, 14 minutes, 56 seconds.
To count from 1 to 72,896 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 72896 cubic inches would be around 3.5 feet tall.

Recreational maths with 72896

72896 backwards is 69827
72896 is a Harshad number.
The number of decimal digits it has is: 5
The sum of 72896's digits is 32
More coming soon!

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The information we have on file for 72896 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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