28513664

28,513,664 is an even composite number composed of three prime numbers multiplied together.

What does the number 28513664 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

28513664 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28513664:

2⁷ × 331 × 673

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 331 × 673)

See below for interesting mathematical facts about the number 28513664 from the Numbermatics database.

Names of 28513664

Cardinal: 28513664 can be written as Twenty-eight million, five hundred thirteen thousand, six hundred sixty-four.

Scientific notation

Scientific notation: 2.8513664 × 10⁷

Factors of 28513664

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 1006

Divisors of 28513664

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 8 16 32 64 128 331 662 673 1324 1346 2648 2692 5296 5384 10592 10768 21184 21536 42368 43072 86144 222763 445526 891052 1782104 3564208 7128416 14256832 28513664
Sum of all divisors σ(n): 57060840
Sum of proper divisors (its aliquot sum) s(n): 28547176
28513664 is an abundant number, because the sum of its proper divisors (28547176) is greater than itself. Its abundance is 33512

Bases of 28513664

Binary: 1101100110001010110000000₂
Hexadecimal: 0x1B31580
Base-36: GZ5A8

Squares and roots of 28513664

28513664 squared (28513664²) is 813029034704896
28513664 cubed (28513664³) is 23182436717819743698944
The square root of 28513664 is 5339.8187235149
The cube root of 28513664 is 305.5045451719

Scales and comparisons

How big is 28513664?

28,513,664 seconds is equal to 47 weeks, 1 day, 27 minutes, 44 seconds.
To count from 1 to 28,513,664 would take you about eighteen weeks!

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 28513664 cubic inches would be around 25.5 feet tall.

Recreational maths with 28513664

28513664 backwards is 46631582
The number of decimal digits it has is: 8
The sum of 28513664's digits is 35
More coming soon!

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The information we have on file for 28513664 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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