28009225

28,009,225 is an odd composite number composed of two prime numbers multiplied together.

What does the number 28009225 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

28009225 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 28009225:

5² × 1120369

(5 × 5 × 1120369)

See below for interesting mathematical facts about the number 28009225 from the Numbermatics database.

Names of 28009225

Cardinal: 28009225 can be written as Twenty-eight million, nine thousand, two hundred twenty-five.

Scientific notation

Scientific notation: 2.8009225 × 10⁷

Factors of 28009225

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 1120374

Divisors of 28009225

Number of divisors d(n): 6
Complete list of divisors:
1 5 25 1120369 5601845 28009225
Sum of all divisors σ(n): 34731470
Sum of proper divisors (its aliquot sum) s(n): 6722245
28009225 is a deficient number, because the sum of its proper divisors (6722245) is less than itself. Its deficiency is 21286980

Bases of 28009225

Binary: 1101010110110001100001001₂
Hexadecimal: 0x1AB6309
Base-36: GOC21

Squares and roots of 28009225

28009225 squared (28009225²) is 784516685100625
28009225 cubed (28009225³) is 21973704349237553265625
The square root of 28009225 is 5292.3742309101
The cube root of 28009225 is 303.6922417797

Scales and comparisons

How big is 28009225?

28,009,225 seconds is equal to 46 weeks, 2 days, 4 hours, 20 minutes, 25 seconds.
To count from 1 to 28,009,225 would take you about seventeen 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 28009225 cubic inches would be around 25.3 feet tall.

Recreational maths with 28009225

28009225 backwards is 52290082
The number of decimal digits it has is: 8
The sum of 28009225's digits is 28
More coming soon!

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The information we have on file for 28009225 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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