25440138

25,440,138 is an even composite number composed of three prime numbers multiplied together.

What does the number 25440138 look like?

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

25440138 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 25440138:

2 × 3² × 1413341

(2 × 3 × 3 × 1413341)

See below for interesting mathematical facts about the number 25440138 from the Numbermatics database.

Names of 25440138

Cardinal: 25440138 can be written as Twenty-five million, four hundred forty thousand, one hundred thirty-eight.

Scientific notation

Scientific notation: 2.5440138 × 10⁷

Factors of 25440138

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1413346

Divisors of 25440138

Number of divisors d(n): 12
Complete list of divisors:
1 2 3 6 9 18 1413341 2826682 4240023 8480046 12720069 25440138
Sum of all divisors σ(n): 55120338
Sum of proper divisors (its aliquot sum) s(n): 29680200
25440138 is an abundant number, because the sum of its proper divisors (29680200) is greater than itself. Its abundance is 4240062

Bases of 25440138

Binary: 1100001000010111110001010₂
Hexadecimal: 0x1842F8A
Base-36: F59QI

Squares and roots of 25440138

25440138 squared (25440138²) is 647200621459044
25440138 cubed (25440138³) is 16464873123603840708072
The square root of 25440138 is 5043.8217652887
The cube root of 25440138 is 294.1077628003

Scales and comparisons

How big is 25440138?

25,440,138 seconds is equal to 42 weeks, 10 hours, 42 minutes, 18 seconds.
To count from 1 to 25,440,138 would take you about eleven 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 25440138 cubic inches would be around 24.5 feet tall.

Recreational maths with 25440138

25440138 backwards is 83104452
The number of decimal digits it has is: 8
The sum of 25440138's digits is 27
More coming soon!

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The information we have on file for 25440138 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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