21384550

21,384,550 is an even composite number composed of five prime numbers multiplied together.

What does the number 21384550 look like?

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

21384550 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 21384550:

2 × 5² × 11 × 59 × 659

(2 × 5 × 5 × 11 × 59 × 659)

See below for interesting mathematical facts about the number 21384550 from the Numbermatics database.

Names of 21384550

Cardinal: 21384550 can be written as Twenty-one million, three hundred eighty-four thousand, five hundred fifty.

Scientific notation

Scientific notation: 2.138455 × 10⁷

Factors of 21384550

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 736

Divisors of 21384550

Number of divisors d(n): 48
Complete list of divisors:
1 2 5 10 11 22 25 50 55 59 110 118 275 295 550 590 649 659 1298 1318 1475 2950 3245 3295 6490 6590 7249 14498 16225 16475 32450 32950 36245 38881 72490 77762 181225 194405 362450 388810 427691 855382 972025 1944050 2138455 4276910 10692275 21384550
Sum of all divisors σ(n): 44193600
Sum of proper divisors (its aliquot sum) s(n): 22809050
21384550 is an abundant number, because the sum of its proper divisors (22809050) is greater than itself. Its abundance is 1424500

Bases of 21384550

Binary: 1010001100100110101100110₂
Hexadecimal: 0x1464D66
Base-36: CQCFA

Squares and roots of 21384550

21384550 squared (21384550²) is 457298978702500
21384550 cubed (21384550³) is 9779132875012546375000
The square root of 21384550 is 4624.3431966065
The cube root of 21384550 is 277.5662801937

Scales and comparisons

How big is 21384550?

21,384,550 seconds is equal to 35 weeks, 2 days, 12 hours, 9 minutes, 10 seconds.
To count from 1 to 21,384,550 would take you about six 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 21384550 cubic inches would be around 23.1 feet tall.

Recreational maths with 21384550

21384550 backwards is 05548312
The number of decimal digits it has is: 8
The sum of 21384550's digits is 28
More coming soon!

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The information we have on file for 21384550 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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