13242640

13,242,640 is an even composite number composed of three prime numbers multiplied together.

What does the number 13242640 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

13242640 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 13242640:

2⁴ × 5 × 165533

(2 × 2 × 2 × 2 × 5 × 165533)

See below for interesting mathematical facts about the number 13242640 from the Numbermatics database.

Names of 13242640

Cardinal: 13242640 can be written as Thirteen million, two hundred forty-two thousand, six hundred forty.

Scientific notation

Scientific notation: 1.324264 × 10⁷

Factors of 13242640

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 165540

Divisors of 13242640

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 5 8 10 16 20 40 80 165533 331066 662132 827665 1324264 1655330 2648528 3310660 6621320 13242640
Sum of all divisors σ(n): 30789324
Sum of proper divisors (its aliquot sum) s(n): 17546684
13242640 is an abundant number, because the sum of its proper divisors (17546684) is greater than itself. Its abundance is 4304044

Bases of 13242640

Binary: 110010100001000100010000₂
Hexadecimal: 0xCA1110
Base-36: 7VU34

Squares and roots of 13242640

13242640 squared (13242640²) is 175367514169600
13242640 cubed (13242640³) is 2322328857842911744000
The square root of 13242640 is 3639.0438304587
The cube root of 13242640 is 236.5873524697

Scales and comparisons

How big is 13242640?

13,242,640 seconds is equal to 21 weeks, 6 days, 6 hours, 30 minutes, 40 seconds.
To count from 1 to 13,242,640 would take you about thirty-two 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 13242640 cubic inches would be around 19.7 feet tall.

Recreational maths with 13242640

13242640 backwards is 04624231
The number of decimal digits it has is: 8
The sum of 13242640's digits is 22
More coming soon!

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The information we have on file for 13242640 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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