28737856

28,737,856 is an even composite number composed of four prime numbers multiplied together.

What does the number 28737856 look like?

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

28737856 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 28737856:

2⁶ × 7 × 23 × 2789

(2 × 2 × 2 × 2 × 2 × 2 × 7 × 23 × 2789)

See below for interesting mathematical facts about the number 28737856 from the Numbermatics database.

Names of 28737856

Cardinal: 28737856 can be written as Twenty-eight million, seven hundred thirty-seven thousand, eight hundred fifty-six.

Scientific notation

Scientific notation: 2.8737856 × 10⁷

Factors of 28737856

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 2821

Divisors of 28737856

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 7 8 14 16 23 28 32 46 56 64 92 112 161 184 224 322 368 448 644 736 1288 1472 2576 2789 5152 5578 10304 11156 19523 22312 39046 44624 64147 78092 89248 128294 156184 178496 256588 312368 449029 513176 624736 898058 1026352 1249472 1796116 2052704 3592232 4105408 7184464 14368928 28737856
Sum of all divisors σ(n): 68031360
Sum of proper divisors (its aliquot sum) s(n): 39293504
28737856 is an abundant number, because the sum of its proper divisors (39293504) is greater than itself. Its abundance is 10555648

Bases of 28737856

Binary: 1101101101000000101000000₂
Hexadecimal: 0x1B68140
Base-36: H3Y9S

Squares and roots of 28737856

28737856 squared (28737856²) is 825864367476736
28737856 cubed (28737856³) is 23733571268077522518016
The square root of 28737856 is 5360.7700939325
The cube root of 28737856 is 306.3031441301

Scales and comparisons

How big is 28737856?

28,737,856 seconds is equal to 47 weeks, 3 days, 14 hours, 44 minutes, 16 seconds.
To count from 1 to 28,737,856 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 28737856 cubic inches would be around 25.5 feet tall.

Recreational maths with 28737856

28737856 backwards is 65873782
28737856 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28737856's digits is 46
More coming soon!

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The information we have on file for 28737856 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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