28381425

28,381,425 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28381425 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

28381425 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 28381425:

3 × 5² × 23 × 16453

(3 × 5 × 5 × 23 × 16453)

See below for interesting mathematical facts about the number 28381425 from the Numbermatics database.

Names of 28381425

Cardinal: 28381425 can be written as Twenty-eight million, three hundred eighty-one thousand, four hundred twenty-five.

Scientific notation

Scientific notation: 2.8381425 × 10⁷

Factors of 28381425

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 16484

Divisors of 28381425

Number of divisors d(n): 24
Complete list of divisors:
1 3 5 15 23 25 69 75 115 345 575 1725 16453 49359 82265 246795 378419 411325 1135257 1233975 1892095 5676285 9460475 28381425
Sum of all divisors σ(n): 48967104
Sum of proper divisors (its aliquot sum) s(n): 20585679
28381425 is a deficient number, because the sum of its proper divisors (20585679) is less than itself. Its deficiency is 7795746

Bases of 28381425

Binary: 1101100010001000011110001₂
Hexadecimal: 0x1B110F1
Base-36: GWB8X

Squares and roots of 28381425

28381425 squared (28381425²) is 805505285030625
28381425 cubed (28381425³) is 22861387834200306140625
The square root of 28381425 is 5327.4219844123
The cube root of 28381425 is 305.0315294825

Scales and comparisons

How big is 28381425?

28,381,425 seconds is equal to 46 weeks, 6 days, 11 hours, 43 minutes, 45 seconds.
To count from 1 to 28,381,425 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 28381425 cubic inches would be around 25.4 feet tall.

Recreational maths with 28381425

28381425 backwards is 52418382
The number of decimal digits it has is: 8
The sum of 28381425's digits is 33
More coming soon!

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The information we have on file for 28381425 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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