21379480

21,379,480 is an even composite number composed of four prime numbers multiplied together.

What does the number 21379480 look like?

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

21379480 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 21379480:

2³ × 5 × 307 × 1741

(2 × 2 × 2 × 5 × 307 × 1741)

See below for interesting mathematical facts about the number 21379480 from the Numbermatics database.

Names of 21379480

Cardinal: 21379480 can be written as Twenty-one million, three hundred seventy-nine thousand, four hundred eighty.

Scientific notation

Scientific notation: 2.137948 × 10⁷

Factors of 21379480

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 2055

Divisors of 21379480

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 5 8 10 20 40 307 614 1228 1535 1741 2456 3070 3482 6140 6964 8705 12280 13928 17410 34820 69640 534487 1068974 2137948 2672435 4275896 5344870 10689740 21379480
Sum of all divisors σ(n): 48288240
Sum of proper divisors (its aliquot sum) s(n): 26908760
21379480 is an abundant number, because the sum of its proper divisors (26908760) is greater than itself. Its abundance is 5529280

Bases of 21379480

Binary: 1010001100011100110011000₂
Hexadecimal: 0x1463998
Base-36: CQ8IG

Squares and roots of 21379480

21379480 squared (21379480²) is 457082165070400
21379480 cubed (21379480³) is 9772179006479315392000
The square root of 21379480 is 4623.7949781537
The cube root of 21379480 is 277.5443426693

Scales and comparisons

How big is 21379480?

21,379,480 seconds is equal to 35 weeks, 2 days, 10 hours, 44 minutes, 40 seconds.
To count from 1 to 21,379,480 would take you about four 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 21379480 cubic inches would be around 23.1 feet tall.

Recreational maths with 21379480

21379480 backwards is 08497312
The number of decimal digits it has is: 8
The sum of 21379480's digits is 34
More coming soon!

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The information we have on file for 21379480 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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