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13 has no factors because it is prime, meaning it can only be divisible by 1 and itself. 13 doesn't divide evenly into 25, so therefore they have no factors in common.

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Most factors out of 12 18 or 20?

The factors of 12 are 1, 2, 3, 4, 6, and 12The factors of 18 are 1, 2, 3, 6, 9, and 18The factors of 20 are 1, 2, 4, 5, 10, and 20The common factors of 12, 18 and 20 are 1 and 2The common factors of 12 and 18 are 1, 2, 3, and 6The common factors of 12 and 20 are 1, 2, and 4The common factors of 18 and 20 are 1 and 2The total number of factors for 12, 18 and 20 are all the same (6).


What are the factors of 12 and 18?

The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 18 are 1, 2, 3, 6, 9, and 18.


Are 12 and 18 composite?

Any number with more than 2 factors is composite.12 has six factors, so it's composite.18 also has six factors, so it's composite too.(Only 4 of the factors of 8 are the same as 4 of the factors of 12)


What goes in 18 and 162?

18 and all factors of 18. 18 and all factors of 18. 18 and all factors of 18. 18 and all factors of 18.


What are the common even factors of 12 and 18?

The even common factors of 12 and 18 are 2 and 6 .


What are the factors of 12and 18?

The factors of 15 are 1, 3, 5, and 15.The factors of 18 are 1, 2, 3, 6, 9, and 18.The factors of 12 are 1, 2, 3, 4, 6, and 12.The common factors of 15, 18, and 12 are 1 and 3 .


What is the common factors of 18 15 and 12?

Common factors of 12, 15, and 18 are: 1 and 3.


What r the factors of 18 and 36?

Other than 36 having the factor of 36, they have the exact same factors. 1, 2, 3, 4, 6, 9, 12, & 18


What common factors of 12 18 and 30?

The common factors of 12, 18 and 30 are: 1, 2, 3, 6


What are the factors and prime factors of 12 and 18?

Factors for 12 are: 1, 2, 3, 4, 6, 12 Factors for 18 are: 1, 2, 3, 6, 9, 18 Out of these 2 and 3 are the prime factors.


What number between 1 and 20 has the most factors?

It's a tie between 12 and 18. Each of them has 6 factors. Factors of 12: 1, 2, 3, 4, 6, and 12. Factors of 18: 1, 2, 3, 6, 9, and 18.


What two numbers are less than 20 with the most factors?

18 and 12