28462728

28,462,728 is an even composite number composed of four prime numbers multiplied together.

What does the number 28462728 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

28462728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28462728:

2³ × 3 × 7² × 24203

(2 × 2 × 2 × 3 × 7 × 7 × 24203)

See below for interesting mathematical facts about the number 28462728 from the Numbermatics database.

Names of 28462728

Cardinal: 28462728 can be written as Twenty-eight million, four hundred sixty-two thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 2.8462728 × 10⁷

Factors of 28462728

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 24215

Divisors of 28462728

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 84 98 147 168 196 294 392 588 1176 24203 48406 72609 96812 145218 169421 193624 290436 338842 508263 580872 677684 1016526 1185947 1355368 2033052 2371894 3557841 4066104 4743788 7115682 9487576 14231364 28462728
Sum of all divisors σ(n): 82777680
Sum of proper divisors (its aliquot sum) s(n): 54314952
28462728 is an abundant number, because the sum of its proper divisors (54314952) is greater than itself. Its abundance is 25852224

Bases of 28462728

Binary: 1101100100100111010001000₂
Hexadecimal: 0x1B24E88
Base-36: GY1ZC

Squares and roots of 28462728

28462728 squared (28462728²) is 810126885201984
28462728 cubed (28462728³) is 23058421178991295652352
The square root of 28462728 is 5335.0471413101
The cube root of 28462728 is 305.3225218591

Scales and comparisons

How big is 28462728?

28,462,728 seconds is equal to 47 weeks, 10 hours, 18 minutes, 48 seconds.
To count from 1 to 28,462,728 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 28462728 cubic inches would be around 25.4 feet tall.

Recreational maths with 28462728

28462728 backwards is 82726482
The number of decimal digits it has is: 8
The sum of 28462728's digits is 39
More coming soon!

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The information we have on file for 28462728 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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