21427572

21,427,572 is an even composite number composed of four prime numbers multiplied together.

What does the number 21427572 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

21427572 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 21427572:

2² × 3 × 31 × 57601

(2 × 2 × 3 × 31 × 57601)

See below for interesting mathematical facts about the number 21427572 from the Numbermatics database.

Names of 21427572

Cardinal: 21427572 can be written as Twenty-one million, four hundred twenty-seven thousand, five hundred seventy-two.

Scientific notation

Scientific notation: 2.1427572 × 10⁷

Factors of 21427572

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 57637

Divisors of 21427572

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 4 6 12 31 62 93 124 186 372 57601 115202 172803 230404 345606 691212 1785631 3571262 5356893 7142524 10713786 21427572
Sum of all divisors σ(n): 51611392
Sum of proper divisors (its aliquot sum) s(n): 30183820
21427572 is an abundant number, because the sum of its proper divisors (30183820) is greater than itself. Its abundance is 8756248

Bases of 21427572

Binary: 1010001101111010101110100₂
Hexadecimal: 0x146F574
Base-36: CR9MC

Squares and roots of 21427572

21427572 squared (21427572²) is 459140841815184
21427572 cubed (21427572³) is 9838273446135465853248
The square root of 21427572 is 4628.9925469803
The cube root of 21427572 is 277.7522938873

Scales and comparisons

How big is 21427572?

21,427,572 seconds is equal to 35 weeks, 3 days, 6 minutes, 12 seconds.
To count from 1 to 21,427,572 would take you about nine minutes!

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 21427572 cubic inches would be around 23.1 feet tall.

Recreational maths with 21427572

21427572 backwards is 27572412
The number of decimal digits it has is: 8
The sum of 21427572's digits is 30
More coming soon!

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The information we have on file for 21427572 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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