28643264

28,643,264 is an even composite number composed of four prime numbers multiplied together.

What does the number 28643264 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

28643264 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 28643264:

2⁶ × 13 × 173 × 199

(2 × 2 × 2 × 2 × 2 × 2 × 13 × 173 × 199)

See below for interesting mathematical facts about the number 28643264 from the Numbermatics database.

Names of 28643264

Cardinal: 28643264 can be written as Twenty-eight million, six hundred forty-three thousand, two hundred sixty-four.

Scientific notation

Scientific notation: 2.8643264 × 10⁷

Factors of 28643264

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 387

Divisors of 28643264

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 8 13 16 26 32 52 64 104 173 199 208 346 398 416 692 796 832 1384 1592 2249 2587 2768 3184 4498 5174 5536 6368 8996 10348 11072 12736 17992 20696 34427 35984 41392 68854 71968 82784 137708 143936 165568 275416 447551 550832 895102 1101664 1790204 2203328 3580408 7160816 14321632 28643264
Sum of all divisors σ(n): 61874400
Sum of proper divisors (its aliquot sum) s(n): 33231136
28643264 is an abundant number, because the sum of its proper divisors (33231136) is greater than itself. Its abundance is 4587872

Bases of 28643264

Binary: 1101101010000111111000000₂
Hexadecimal: 0x1B50FC0
Base-36: H1XA8

Squares and roots of 28643264

28643264 squared (28643264²) is 820436572573696
28643264 cubed (28643264³) is 23499981343483533983744
The square root of 28643264 is 5351.9402089335
The cube root of 28643264 is 305.9667043389

Scales and comparisons

How big is 28643264?

28,643,264 seconds is equal to 47 weeks, 2 days, 12 hours, 27 minutes, 44 seconds.
To count from 1 to 28,643,264 would take you about nineteen 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 28643264 cubic inches would be around 25.5 feet tall.

Recreational maths with 28643264

28643264 backwards is 46234682
The number of decimal digits it has is: 8
The sum of 28643264's digits is 35
More coming soon!

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The information we have on file for 28643264 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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