21214844

21,214,844 is an even composite number composed of four prime numbers multiplied together.

What does the number 21214844 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

21214844 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 21214844:

2² × 7² × 17 × 6367

(2 × 2 × 7 × 7 × 17 × 6367)

See below for interesting mathematical facts about the number 21214844 from the Numbermatics database.

Names of 21214844

Cardinal: 21214844 can be written as Twenty-one million, two hundred fourteen thousand, eight hundred forty-four.

Scientific notation

Scientific notation: 2.1214844 × 10⁷

Factors of 21214844

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 6393

Divisors of 21214844

Number of divisors d(n): 36
Complete list of divisors:
1 2 4 7 14 17 28 34 49 68 98 119 196 238 476 833 1666 3332 6367 12734 25468 44569 89138 108239 178276 216478 311983 432956 623966 757673 1247932 1515346 3030692 5303711 10607422 21214844
Sum of all divisors σ(n): 45734976
Sum of proper divisors (its aliquot sum) s(n): 24520132
21214844 is an abundant number, because the sum of its proper divisors (24520132) is greater than itself. Its abundance is 3305288

Bases of 21214844

Binary: 1010000111011011001111100₂
Hexadecimal: 0x143B67C
Base-36: CMPH8

Squares and roots of 21214844

21214844 squared (21214844²) is 450069605944336
21214844 cubed (21214844³) is 9548156479250560923584
The square root of 21214844 is 4605.9574466119
The cube root of 21214844 is 276.8300816817

Scales and comparisons

How big is 21214844?

21,214,844 seconds is equal to 35 weeks, 13 hours, 44 seconds.
To count from 1 to 21,214,844 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 21214844 cubic inches would be around 23.1 feet tall.

Recreational maths with 21214844

21214844 backwards is 44841212
The number of decimal digits it has is: 8
The sum of 21214844's digits is 26
More coming soon!

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The information we have on file for 21214844 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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