21482772

21,482,772 is an even composite number composed of three prime numbers multiplied together.

What does the number 21482772 look like?

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

21482772 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 21482772:

2² × 3 × 1790231

(2 × 2 × 3 × 1790231)

See below for interesting mathematical facts about the number 21482772 from the Numbermatics database.

Names of 21482772

Cardinal: 21482772 can be written as Twenty-one million, four hundred eighty-two thousand, seven hundred seventy-two.

Scientific notation

Scientific notation: 2.1482772 × 10⁷

Factors of 21482772

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1790236

Divisors of 21482772

Number of divisors d(n): 12
Complete list of divisors:
1 2 3 4 6 12 1790231 3580462 5370693 7160924 10741386 21482772
Sum of all divisors σ(n): 50126496
Sum of proper divisors (its aliquot sum) s(n): 28643724
21482772 is an abundant number, because the sum of its proper divisors (28643724) is greater than itself. Its abundance is 7160952

Bases of 21482772

Binary: 1010001111100110100010100₂
Hexadecimal: 0x147CD14
Base-36: CSG7O

Squares and roots of 21482772

21482772 squared (21482772²) is 461509492803984
21482772 cubed (21482772³) is 9914503209743628963648
The square root of 21482772 is 4634.9511324285
The cube root of 21482772 is 277.9905971321

Scales and comparisons

How big is 21482772?

21,482,772 seconds is equal to 35 weeks, 3 days, 15 hours, 26 minutes, 12 seconds.
To count from 1 to 21,482,772 would take you about twenty-three hours!

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 21482772 cubic inches would be around 23.2 feet tall.

Recreational maths with 21482772

21482772 backwards is 27728412
The number of decimal digits it has is: 8
The sum of 21482772's digits is 33
More coming soon!

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The information we have on file for 21482772 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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