21140648

21,140,648 is an even composite number composed of three prime numbers multiplied together.

What does the number 21140648 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

21140648 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21140648:

2³ × 61 × 43321

(2 × 2 × 2 × 61 × 43321)

See below for interesting mathematical facts about the number 21140648 from the Numbermatics database.

Names of 21140648

Cardinal: 21140648 can be written as Twenty-one million, one hundred forty thousand, six hundred forty-eight.

Scientific notation

Scientific notation: 2.1140648 × 10⁷

Factors of 21140648

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 43384

Divisors of 21140648

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 61 122 244 488 43321 86642 173284 346568 2642581 5285162 10570324 21140648
Sum of all divisors σ(n): 40289460
Sum of proper divisors (its aliquot sum) s(n): 19148812
21140648 is a deficient number, because the sum of its proper divisors (19148812) is less than itself. Its deficiency is 1991836

Bases of 21140648

Binary: 1010000101001010010101000₂
Hexadecimal: 0x14294A8
Base-36: CL488

Squares and roots of 21140648

21140648 squared (21140648²) is 446926997859904
21140648 cubed (21140648³) is 9448326343452983777792
The square root of 21140648 is 4597.8960405821
The cube root of 21140648 is 276.5069796707

Scales and comparisons

How big is 21140648?

21,140,648 seconds is equal to 34 weeks, 6 days, 16 hours, 24 minutes, 8 seconds.
To count from 1 to 21,140,648 would take you about three days!

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 21140648 cubic inches would be around 23 feet tall.

Recreational maths with 21140648

21140648 backwards is 84604112
The number of decimal digits it has is: 8
The sum of 21140648's digits is 26
More coming soon!

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The information we have on file for 21140648 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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