21382064

21,382,064 is an even composite number composed of four prime numbers multiplied together.

What does the number 21382064 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

21382064 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21382064:

2⁴ × 11 × 31 × 3919

(2 × 2 × 2 × 2 × 11 × 31 × 3919)

See below for interesting mathematical facts about the number 21382064 from the Numbermatics database.

Names of 21382064

Cardinal: 21382064 can be written as Twenty-one million, three hundred eighty-two thousand and sixty-four.

Scientific notation

Scientific notation: 2.1382064 × 10⁷

Factors of 21382064

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 3963

Divisors of 21382064

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 11 16 22 31 44 62 88 124 176 248 341 496 682 1364 2728 3919 5456 7838 15676 31352 43109 62704 86218 121489 172436 242978 344872 485956 689744 971912 1336379 1943824 2672758 5345516 10691032 21382064
Sum of all divisors σ(n): 46663680
Sum of proper divisors (its aliquot sum) s(n): 25281616
21382064 is an abundant number, because the sum of its proper divisors (25281616) is greater than itself. Its abundance is 3899552

Bases of 21382064

Binary: 1010001100100001110110000₂
Hexadecimal: 0x14643B0
Base-36: CQAI8

Squares and roots of 21382064

21382064 squared (21382064²) is 457192660900096
21382064 cubed (21382064³) is 9775722735696150278144
The square root of 21382064 is 4624.0743938653
The cube root of 21382064 is 277.5555238841

Scales and comparisons

How big is 21382064?

21,382,064 seconds is equal to 35 weeks, 2 days, 11 hours, 27 minutes, 44 seconds.
To count from 1 to 21,382,064 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 21382064 cubic inches would be around 23.1 feet tall.

Recreational maths with 21382064

21382064 backwards is 46028312
The number of decimal digits it has is: 8
The sum of 21382064's digits is 26
More coming soon!

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The information we have on file for 21382064 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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