21095425

21,095,425 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21095425 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

21095425 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 21095425:

5² × 13² × 4993

(5 × 5 × 13 × 13 × 4993)

See below for interesting mathematical facts about the number 21095425 from the Numbermatics database.

Names of 21095425

Cardinal: 21095425 can be written as Twenty-one million, ninety-five thousand, four hundred twenty-five.

Scientific notation

Scientific notation: 2.1095425 × 10⁷

Factors of 21095425

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 5011

Divisors of 21095425

Number of divisors d(n): 18
Complete list of divisors:
1 5 13 25 65 169 325 845 4225 4993 24965 64909 124825 324545 843817 1622725 4219085 21095425
Sum of all divisors σ(n): 28330962
Sum of proper divisors (its aliquot sum) s(n): 7235537
21095425 is a deficient number, because the sum of its proper divisors (7235537) is less than itself. Its deficiency is 13859888

Bases of 21095425

Binary: 1010000011110010000000001₂
Hexadecimal: 0x141E401
Base-36: CK5C1

Squares and roots of 21095425

21095425 squared (21095425²) is 445016955930625
21095425 cubed (21095425³) is 9387821817562804890625
The square root of 21095425 is 4592.9756150017
The cube root of 21095425 is 276.3096756893

Scales and comparisons

How big is 21095425?

21,095,425 seconds is equal to 34 weeks, 6 days, 3 hours, 50 minutes, 25 seconds.
To count from 1 to 21,095,425 would take you about two days!

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 21095425 cubic inches would be around 23 feet tall.

Recreational maths with 21095425

21095425 backwards is 52459012
The number of decimal digits it has is: 8
The sum of 21095425's digits is 28
More coming soon!

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The information we have on file for 21095425 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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