28535872

28,535,872 is an even composite number composed of four prime numbers multiplied together.

What does the number 28535872 look like?

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

28535872 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 28535872:

2⁶ × 19 × 31 × 757

(2 × 2 × 2 × 2 × 2 × 2 × 19 × 31 × 757)

See below for interesting mathematical facts about the number 28535872 from the Numbermatics database.

Names of 28535872

Cardinal: 28535872 can be written as Twenty-eight million, five hundred thirty-five thousand, eight hundred seventy-two.

Scientific notation

Scientific notation: 2.8535872 × 10⁷

Factors of 28535872

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 809

Divisors of 28535872

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 8 16 19 31 32 38 62 64 76 124 152 248 304 496 589 608 757 992 1178 1216 1514 1984 2356 3028 4712 6056 9424 12112 14383 18848 23467 24224 28766 37696 46934 48448 57532 93868 115064 187736 230128 375472 445873 460256 750944 891746 920512 1501888 1783492 3566984 7133968 14267936 28535872
Sum of all divisors σ(n): 61610240
Sum of proper divisors (its aliquot sum) s(n): 33074368
28535872 is an abundant number, because the sum of its proper divisors (33074368) is greater than itself. Its abundance is 4538496

Bases of 28535872

Binary: 1101100110110110001000000₂
Hexadecimal: 0x1B36C40
Base-36: GZMF4

Squares and roots of 28535872

28535872 squared (28535872²) is 814295990800384
28535872 cubed (28535872³) is 23236646163592935374848
The square root of 28535872 is 5341.8977901119
The cube root of 28535872 is 305.5838391353

Scales and comparisons

How big is 28535872?

28,535,872 seconds is equal to 47 weeks, 1 day, 6 hours, 37 minutes, 52 seconds.
To count from 1 to 28,535,872 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 28535872 cubic inches would be around 25.5 feet tall.

Recreational maths with 28535872

28535872 backwards is 27853582
The number of decimal digits it has is: 8
The sum of 28535872's digits is 40
More coming soon!

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The information we have on file for 28535872 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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