13005666

13,005,666 is an even composite number composed of three prime numbers multiplied together.

What does the number 13005666 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

13005666 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 13005666:

2 × 3² × 722537

(2 × 3 × 3 × 722537)

See below for interesting mathematical facts about the number 13005666 from the Numbermatics database.

Names of 13005666

Cardinal: 13005666 can be written as Thirteen million, five thousand, six hundred sixty-six.

Scientific notation

Scientific notation: 1.3005666 × 10⁷

Factors of 13005666

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 722542

Divisors of 13005666

Number of divisors d(n): 12
Complete list of divisors:
1 2 3 6 9 18 722537 1445074 2167611 4335222 6502833 13005666
Sum of all divisors σ(n): 28178982
Sum of proper divisors (its aliquot sum) s(n): 15173316
13005666 is an abundant number, because the sum of its proper divisors (15173316) is greater than itself. Its abundance is 2167650

Bases of 13005666

Binary: 110001100111001101100010₂
Hexadecimal: 0xC67362
Base-36: 7QR8I

Squares and roots of 13005666

13005666 squared (13005666²) is 169147348103556
13005666 cubed (13005666³) is 2199873914220582748296
The square root of 13005666 is 3606.3369226959
The cube root of 13005666 is 235.1676244831

Scales and comparisons

How big is 13005666?

13,005,666 seconds is equal to 21 weeks, 3 days, 12 hours, 41 minutes, 6 seconds.
To count from 1 to 13,005,666 would take you about thirty-two 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 13005666 cubic inches would be around 19.6 feet tall.

Recreational maths with 13005666

13005666 backwards is 66650031
The number of decimal digits it has is: 8
The sum of 13005666's digits is 27
More coming soon!

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The information we have on file for 13005666 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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