28664

28,664 is an even composite number composed of two prime numbers multiplied together.

What does the number 28664 look like?

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

28664 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 28664:

2³ × 3583

(2 × 2 × 2 × 3583)

See below for interesting mathematical facts about the number 28664 from the Numbermatics database.

Names of 28664

Cardinal: 28664 can be written as Twenty-eight thousand, six hundred sixty-four.

Scientific notation

Scientific notation: 2.8664 × 10⁴

Factors of 28664

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 3585

Divisors of 28664

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 3583 7166 14332 28664
Sum of all divisors σ(n): 53760
Sum of proper divisors (its aliquot sum) s(n): 25096
28664 is a deficient number, because the sum of its proper divisors (25096) is less than itself. Its deficiency is 3568

Bases of 28664

Binary: 110111111111000₂
Hexadecimal: 0x6FF8
Base-36: M48

Squares and roots of 28664

28664 squared (28664²) is 821624896
28664 cubed (28664³) is 23551056018944
The square root of 28664 is 169.3044594805
The cube root of 28664 is 30.6040520357

Scales and comparisons

How big is 28664?

28,664 seconds is equal to 7 hours, 57 minutes, 44 seconds.
To count from 1 to 28,664 would take you about seven 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 28664 cubic inches would be around 2.6 feet tall.

Recreational maths with 28664

28664 backwards is 46682
The number of decimal digits it has is: 5
The sum of 28664's digits is 26
More coming soon!

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The information we have on file for 28664 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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