28825749

28,825,749 is an odd composite number composed of three prime numbers multiplied together.

What does the number 28825749 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

28825749 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 28825749:

3² × 151 × 21211

(3 × 3 × 151 × 21211)

See below for interesting mathematical facts about the number 28825749 from the Numbermatics database.

Names of 28825749

Cardinal: 28825749 can be written as Twenty-eight million, eight hundred twenty-five thousand, seven hundred forty-nine.

Scientific notation

Scientific notation: 2.8825749 × 10⁷

Factors of 28825749

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 21365

Divisors of 28825749

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 151 453 1359 21211 63633 190899 3202861 9608583 28825749
Sum of all divisors σ(n): 41914912
Sum of proper divisors (its aliquot sum) s(n): 13089163
28825749 is a deficient number, because the sum of its proper divisors (13089163) is less than itself. Its deficiency is 15736586

Bases of 28825749

Binary: 1101101111101100010010101₂
Hexadecimal: 0x1B7D895
Base-36: H5U39

Squares and roots of 28825749

28825749 squared (28825749²) is 830923805411001
28825749 cubed (28825749³) is 23952001052902356664749
The square root of 28825749 is 5368.9616314517
The cube root of 28825749 is 306.6150962169

Scales and comparisons

How big is 28825749?

28,825,749 seconds is equal to 47 weeks, 4 days, 15 hours, 9 minutes, 9 seconds.
To count from 1 to 28,825,749 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 28825749 cubic inches would be around 25.6 feet tall.

Recreational maths with 28825749

28825749 backwards is 94752882
The number of decimal digits it has is: 8
The sum of 28825749's digits is 45
More coming soon!

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The information we have on file for 28825749 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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