21342256

21,342,256 is an even composite number composed of three prime numbers multiplied together.

What does the number 21342256 look like?

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

21342256 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 21342256:

2⁴ × 13 × 102607

(2 × 2 × 2 × 2 × 13 × 102607)

See below for interesting mathematical facts about the number 21342256 from the Numbermatics database.

Names of 21342256

Cardinal: 21342256 can be written as Twenty-one million, three hundred forty-two thousand, two hundred fifty-six.

Scientific notation

Scientific notation: 2.1342256 × 10⁷

Factors of 21342256

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 102622

Divisors of 21342256

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 8 13 16 26 52 104 208 102607 205214 410428 820856 1333891 1641712 2667782 5335564 10671128 21342256
Sum of all divisors σ(n): 44531872
Sum of proper divisors (its aliquot sum) s(n): 23189616
21342256 is an abundant number, because the sum of its proper divisors (23189616) is greater than itself. Its abundance is 1847360

Bases of 21342256

Binary: 1010001011010100000110000₂
Hexadecimal: 0x145A830
Base-36: CPFSG

Squares and roots of 21342256

21342256 squared (21342256²) is 455491891169536
21342256 cubed (21342256³) is 9721224547264376713216
The square root of 21342256 is 4619.7679595409
The cube root of 21342256 is 277.3831707979

Scales and comparisons

How big is 21342256?

21,342,256 seconds is equal to 35 weeks, 2 days, 24 minutes, 16 seconds.
To count from 1 to 21,342,256 would take you about six 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 21342256 cubic inches would be around 23.1 feet tall.

Recreational maths with 21342256

21342256 backwards is 65224312
The number of decimal digits it has is: 8
The sum of 21342256's digits is 25
More coming soon!

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The information we have on file for 21342256 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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