21050904

21,050,904 is an even composite number composed of four prime numbers multiplied together.

What does the number 21050904 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

21050904 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21050904:

2³ × 3 × 7 × 125303

(2 × 2 × 2 × 3 × 7 × 125303)

See below for interesting mathematical facts about the number 21050904 from the Numbermatics database.

Names of 21050904

Cardinal: 21050904 can be written as Twenty-one million, fifty thousand, nine hundred four.

Scientific notation

Scientific notation: 2.1050904 × 10⁷

Factors of 21050904

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 125315

Divisors of 21050904

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 125303 250606 375909 501212 751818 877121 1002424 1503636 1754242 2631363 3007272 3508484 5262726 7016968 10525452 21050904
Sum of all divisors σ(n): 60145920
Sum of proper divisors (its aliquot sum) s(n): 39095016
21050904 is an abundant number, because the sum of its proper divisors (39095016) is greater than itself. Its abundance is 18044112

Bases of 21050904

Binary: 1010000010011011000011000₂
Hexadecimal: 0x1413618
Base-36: CJ6ZC

Squares and roots of 21050904

21050904 squared (21050904²) is 443140559217216
21050904 cubed (21050904³) is 9328509370587929163264
The square root of 21050904 is 4588.1264149977
The cube root of 21050904 is 276.1151588333

Scales and comparisons

How big is 21050904?

21,050,904 seconds is equal to 34 weeks, 5 days, 15 hours, 28 minutes, 24 seconds.
To count from 1 to 21,050,904 would take you about eleven 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 21050904 cubic inches would be around 23 feet tall.

Recreational maths with 21050904

21050904 backwards is 40905012
21050904 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21050904's digits is 21
More coming soon!

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The information we have on file for 21050904 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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