28507472

28,507,472 is an even composite number composed of four prime numbers multiplied together.

What does the number 28507472 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

28507472 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 28507472:

2⁴ × 7 × 359 × 709

(2 × 2 × 2 × 2 × 7 × 359 × 709)

See below for interesting mathematical facts about the number 28507472 from the Numbermatics database.

Names of 28507472

Cardinal: 28507472 can be written as Twenty-eight million, five hundred seven thousand, four hundred seventy-two.

Scientific notation

Scientific notation: 2.8507472 × 10⁷

Factors of 28507472

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 1077

Divisors of 28507472

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 7 8 14 16 28 56 112 359 709 718 1418 1436 2513 2836 2872 4963 5026 5672 5744 9926 10052 11344 19852 20104 39704 40208 79408 254531 509062 1018124 1781717 2036248 3563434 4072496 7126868 14253736 28507472
Sum of all divisors σ(n): 63388800
Sum of proper divisors (its aliquot sum) s(n): 34881328
28507472 is an abundant number, because the sum of its proper divisors (34881328) is greater than itself. Its abundance is 6373856

Bases of 28507472

Binary: 1101100101111110101010000₂
Hexadecimal: 0x1B2FD50
Base-36: GZ0I8

Squares and roots of 28507472

28507472 squared (28507472²) is 812675959830784
28507472 cubed (28507472³) is 23167337169949199618048
The square root of 28507472 is 5339.2388970713
The cube root of 28507472 is 305.4824292125

Scales and comparisons

How big is 28507472?

28,507,472 seconds is equal to 47 weeks, 22 hours, 44 minutes, 32 seconds.
To count from 1 to 28,507,472 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 28507472 cubic inches would be around 25.5 feet tall.

Recreational maths with 28507472

28507472 backwards is 27470582
The number of decimal digits it has is: 8
The sum of 28507472's digits is 35
More coming soon!

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The information we have on file for 28507472 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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