21229446

21,229,446 is an even composite number composed of five prime numbers multiplied together.

What does the number 21229446 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21229446 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21229446:

2 × 3 × 7² × 163 × 443

(2 × 3 × 7 × 7 × 163 × 443)

See below for interesting mathematical facts about the number 21229446 from the Numbermatics database.

Names of 21229446

Cardinal: 21229446 can be written as Twenty-one million, two hundred twenty-nine thousand, four hundred forty-six.

Scientific notation

Scientific notation: 2.1229446 × 10⁷

Factors of 21229446

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 618

Divisors of 21229446

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 7 14 21 42 49 98 147 163 294 326 443 489 886 978 1141 1329 2282 2658 3101 3423 6202 6846 7987 9303 15974 18606 21707 23961 43414 47922 65121 72209 130242 144418 216627 433254 505463 1010926 1516389 3032778 3538241 7076482 10614723 21229446
Sum of all divisors σ(n): 49806144
Sum of proper divisors (its aliquot sum) s(n): 28576698
21229446 is an abundant number, because the sum of its proper divisors (28576698) is greater than itself. Its abundance is 7347252

Bases of 21229446

Binary: 1010000111110111110000110₂
Hexadecimal: 0x143EF86
Base-36: CN0QU

Squares and roots of 21229446

21229446 squared (21229446²) is 450689377466916
21229446 cubed (21229446³) is 9567885801707510008536
The square root of 21229446 is 4607.5422949767
The cube root of 21229446 is 276.8935803935

Scales and comparisons

How big is 21229446?

21,229,446 seconds is equal to 35 weeks, 17 hours, 4 minutes, 6 seconds.
To count from 1 to 21,229,446 would take you about four 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 21229446 cubic inches would be around 23.1 feet tall.

Recreational maths with 21229446

21229446 backwards is 64492212
The number of decimal digits it has is: 8
The sum of 21229446's digits is 30
More coming soon!

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The information we have on file for 21229446 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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