21221336

21,221,336 is an even composite number composed of two prime numbers multiplied together.

What does the number 21221336 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

21221336 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 21221336:

2³ × 2652667

(2 × 2 × 2 × 2652667)

See below for interesting mathematical facts about the number 21221336 from the Numbermatics database.

Names of 21221336

Cardinal: 21221336 can be written as Twenty-one million, two hundred twenty-one thousand, three hundred thirty-six.

Scientific notation

Scientific notation: 2.1221336 × 10⁷

Factors of 21221336

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 2652669

Divisors of 21221336

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 2652667 5305334 10610668 21221336
Sum of all divisors σ(n): 39790020
Sum of proper divisors (its aliquot sum) s(n): 18568684
21221336 is a deficient number, because the sum of its proper divisors (18568684) is less than itself. Its deficiency is 2652652

Bases of 21221336

Binary: 1010000111100111111011000₂
Hexadecimal: 0x143CFD8
Base-36: CMUHK

Squares and roots of 21221336

21221336 squared (21221336²) is 450345101624896
21221336 cubed (21221336³) is 9556924717536063981056
The square root of 21221336 is 4606.6621321733
The cube root of 21221336 is 276.8583165913

Scales and comparisons

How big is 21221336?

21,221,336 seconds is equal to 35 weeks, 14 hours, 48 minutes, 56 seconds.
To count from 1 to 21,221,336 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 21221336 cubic inches would be around 23.1 feet tall.

Recreational maths with 21221336

21221336 backwards is 63312212
The number of decimal digits it has is: 8
The sum of 21221336's digits is 20
More coming soon!

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The information we have on file for 21221336 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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