5728

5,728 is an even composite number composed of two prime numbers multiplied together.

What does the number 5728 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

5728 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 5728:

2⁵ × 179

(2 × 2 × 2 × 2 × 2 × 179)

See below for interesting mathematical facts about the number 5728 from the Numbermatics database.

Names of 5728

Cardinal: 5728 can be written as Five thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 5.728 × 10³

Factors of 5728

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 6
Sum of prime factors: 181

Divisors of 5728

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 8 16 32 179 358 716 1432 2864 5728
Sum of all divisors σ(n): 11340
Sum of proper divisors (its aliquot sum) s(n): 5612
5728 is a deficient number, because the sum of its proper divisors (5612) is less than itself. Its deficiency is 116

Bases of 5728

Binary: 1011001100000₂
Hexadecimal: 0x1660
Base-36: 4F4

Squares and roots of 5728

5728 squared (5728²) is 32809984
5728 cubed (5728³) is 187935588352
The square root of 5728 is 75.6835517139
The cube root of 5728 is 17.8923617317

Scales and comparisons

How big is 5728?

5,728 seconds is equal to 1 hour, 35 minutes, 28 seconds.
To count from 1 to 5,728 would take you about thirty-five minutes.

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 5728 cubic inches would be around 1.5 feet tall.

Recreational maths with 5728

5728 backwards is 8275
The number of decimal digits it has is: 4
The sum of 5728's digits is 22
More coming soon!

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The information we have on file for 5728 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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