13661564

13,661,564 is an even composite number composed of four prime numbers multiplied together.

What does the number 13661564 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

13661564 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 13661564:

2² × 7 × 397 × 1229

(2 × 2 × 7 × 397 × 1229)

See below for interesting mathematical facts about the number 13661564 from the Numbermatics database.

Names of 13661564

Cardinal: 13661564 can be written as Thirteen million, six hundred sixty-one thousand, five hundred sixty-four.

Scientific notation

Scientific notation: 1.3661564 × 10⁷

Factors of 13661564

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 1635

Divisors of 13661564

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 7 14 28 397 794 1229 1588 2458 2779 4916 5558 8603 11116 17206 34412 487913 975826 1951652 3415391 6830782 13661564
Sum of all divisors σ(n): 27414240
Sum of proper divisors (its aliquot sum) s(n): 13752676
13661564 is an abundant number, because the sum of its proper divisors (13752676) is greater than itself. Its abundance is 91112

Bases of 13661564

Binary: 110100000111010101111100₂
Hexadecimal: 0xD0757C
Base-36: 84TBW

Squares and roots of 13661564

13661564 squared (13661564²) is 186638330926096
13661564 cubed (13661564³) is 2549771502800039774144
The square root of 13661564 is 3696.1552997675
The cube root of 13661564 is 239.0562707791

Scales and comparisons

How big is 13661564?

13,661,564 seconds is equal to 22 weeks, 4 days, 2 hours, 52 minutes, 44 seconds.
To count from 1 to 13,661,564 would take you about thirty-three 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 13661564 cubic inches would be around 19.9 feet tall.

Recreational maths with 13661564

13661564 backwards is 46516631
The number of decimal digits it has is: 8
The sum of 13661564's digits is 32
More coming soon!

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The information we have on file for 13661564 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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