21383804

21,383,804 is an even composite number composed of four prime numbers multiplied together.

What does the number 21383804 look like?

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

21383804 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 21383804:

2² × 13 × 53 × 7759

(2 × 2 × 13 × 53 × 7759)

See below for interesting mathematical facts about the number 21383804 from the Numbermatics database.

Names of 21383804

Cardinal: 21383804 can be written as Twenty-one million, three hundred eighty-three thousand, eight hundred four.

Scientific notation

Scientific notation: 2.1383804 × 10⁷

Factors of 21383804

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 7827

Divisors of 21383804

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 13 26 52 53 106 212 689 1378 2756 7759 15518 31036 100867 201734 403468 411227 822454 1644908 5345951 10691902 21383804
Sum of all divisors σ(n): 41065920
Sum of proper divisors (its aliquot sum) s(n): 19682116
21383804 is a deficient number, because the sum of its proper divisors (19682116) is less than itself. Its deficiency is 1701688

Bases of 21383804

Binary: 1010001100100101001111100₂
Hexadecimal: 0x1464A7C
Base-36: CQBUK

Squares and roots of 21383804

21383804 squared (21383804²) is 457267073510416
21383804 cubed (21383804³) is 9778109475600327702464
The square root of 21383804 is 4624.2625357997
The cube root of 21383804 is 277.5630525229

Scales and comparisons

How big is 21383804?

21,383,804 seconds is equal to 35 weeks, 2 days, 11 hours, 56 minutes, 44 seconds.
To count from 1 to 21,383,804 would take you about five 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 21383804 cubic inches would be around 23.1 feet tall.

Recreational maths with 21383804

21383804 backwards is 40838312
The number of decimal digits it has is: 8
The sum of 21383804's digits is 29
More coming soon!

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The information we have on file for 21383804 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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