20649936

20,649,936 is an even composite number composed of four prime numbers multiplied together.

What does the number 20649936 look like?

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

20649936 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 20649936:

2⁴ × 3 × 67 × 6421

(2 × 2 × 2 × 2 × 3 × 67 × 6421)

See below for interesting mathematical facts about the number 20649936 from the Numbermatics database.

Names of 20649936

Cardinal: 20649936 can be written as Twenty million, six hundred forty-nine thousand, nine hundred thirty-six.

Scientific notation

Scientific notation: 2.0649936 × 10⁷

Factors of 20649936

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 6493

Divisors of 20649936

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 48 67 134 201 268 402 536 804 1072 1608 3216 6421 12842 19263 25684 38526 51368 77052 102736 154104 308208 430207 860414 1290621 1720828 2581242 3441656 5162484 6883312 10324968 20649936
Sum of all divisors σ(n): 54150304
Sum of proper divisors (its aliquot sum) s(n): 33500368
20649936 is an abundant number, because the sum of its proper divisors (33500368) is greater than itself. Its abundance is 12850432

Bases of 20649936

Binary: 1001110110001011111010000₂
Hexadecimal: 0x13B17D0
Base-36: CALLC

Squares and roots of 20649936

20649936 squared (20649936²) is 426419856804096
20649936 cubed (20649936³) is 8805542752133746937856
The square root of 20649936 is 4544.2200650937
The cube root of 20649936 is 274.3508036251

Scales and comparisons

How big is 20649936?

20,649,936 seconds is equal to 34 weeks, 1 day, 5 minutes, 36 seconds.
To count from 1 to 20,649,936 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 20649936 cubic inches would be around 22.9 feet tall.

Recreational maths with 20649936

20649936 backwards is 63994602
The number of decimal digits it has is: 8
The sum of 20649936's digits is 39
More coming soon!

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The information we have on file for 20649936 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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