20638849

20,638,849 is an odd composite number composed of three prime numbers multiplied together.

What does the number 20638849 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 27 divisors.

20638849 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-seven divisors.

Prime factorization of 20638849:

7² × 11² × 59²

(7 × 7 × 11 × 11 × 59 × 59)

See below for interesting mathematical facts about the number 20638849 from the Numbermatics database.

Names of 20638849

Cardinal: 20638849 can be written as Twenty million, six hundred thirty-eight thousand, eight hundred forty-nine.

Scientific notation

Scientific notation: 2.0638849 × 10⁷

Factors of 20638849

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 77

Divisors of 20638849

Number of divisors d(n): 27
Complete list of divisors:
1 7 11 49 59 77 121 413 539 649 847 2891 3481 4543 5929 7139 24367 31801 38291 49973 170569 268037 349811 421201 1876259 2948407 20638849
Sum of all divisors σ(n): 26844321
Sum of proper divisors (its aliquot sum) s(n): 6205472
20638849 is a deficient number, because the sum of its proper divisors (6205472) is less than itself. Its deficiency is 14433377

Bases of 20638849

Binary: 1001110101110110010000001₂
Hexadecimal: 0x13AEC81
Base-36: CAD1D

Squares and roots of 20638849

20638849 squared (20638849²) is 425962088044801
20638849 cubed (20638849³) is 8791367214881353074049
20638849 is a perfect square number. Its square root is 4543
The cube root of 20638849 is 274.3016949679

Scales and comparisons

How big is 20638849?

20,638,849 seconds is equal to 34 weeks, 21 hours, 49 seconds.
To count from 1 to 20,638,849 would take you about fifty-one weeks!

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 20638849 cubic inches would be around 22.9 feet tall.

Recreational maths with 20638849

20638849 backwards is 94883602
The number of decimal digits it has is: 8
The sum of 20638849's digits is 40
More coming soon!

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The information we have on file for 20638849 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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