21415550

21,415,550 is an even composite number composed of five prime numbers multiplied together.

What does the number 21415550 look like?

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

21415550 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 21415550:

2 × 5² × 13 × 47 × 701

(2 × 5 × 5 × 13 × 47 × 701)

See below for interesting mathematical facts about the number 21415550 from the Numbermatics database.

Names of 21415550

Cardinal: 21415550 can be written as Twenty-one million, four hundred fifteen thousand, five hundred fifty.

Scientific notation

Scientific notation: 2.141555 × 10⁷

Factors of 21415550

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 768

Divisors of 21415550

Number of divisors d(n): 48
Complete list of divisors:
1 2 5 10 13 25 26 47 50 65 94 130 235 325 470 611 650 701 1175 1222 1402 2350 3055 3505 6110 7010 9113 15275 17525 18226 30550 32947 35050 45565 65894 91130 164735 227825 329470 428311 455650 823675 856622 1647350 2141555 4283110 10707775 21415550
Sum of all divisors σ(n): 43872192
Sum of proper divisors (its aliquot sum) s(n): 22456642
21415550 is an abundant number, because the sum of its proper divisors (22456642) is greater than itself. Its abundance is 1041092

Bases of 21415550

Binary: 1010001101100011001111110₂
Hexadecimal: 0x146C67E
Base-36: CR0CE

Squares and roots of 21415550

21415550 squared (21415550²) is 458625781802500
21415550 cubed (21415550³) is 9821723361480528875000
The square root of 21415550 is 4627.6938100961
The cube root of 21415550 is 277.7003395991

Scales and comparisons

How big is 21415550?

21,415,550 seconds is equal to 35 weeks, 2 days, 20 hours, 45 minutes, 50 seconds.
To count from 1 to 21,415,550 would take you about nineteen 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 21415550 cubic inches would be around 23.1 feet tall.

Recreational maths with 21415550

21415550 backwards is 05551412
The number of decimal digits it has is: 8
The sum of 21415550's digits is 23
More coming soon!

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The information we have on file for 21415550 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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