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What is common prime factors?
All numbers have factors. Some numbers have some of the same factors as other numbers. These are common factors. If the factor is a prime number, it is a common prime factor. 3 is a prime number. 3 is a factor of 9. 3 is a factor of 12. 3 is a common prime factor of 9 and 12.
What is a prime number that is a common factor of 12 and 27?
3
What is a prime number that is a common factor of 12 and 26?
2
Is 12 a prime factor?
12 is a composite number, not a prime factor.
Are 12 and 51 relatively prime?
They are not relatively prime. To be relatively prime, the only common factor they could have would be the number 1. Both also have the number 3 as a common factor, so they are not relatively prime.
What is the greatest common factor 12 and 19?
1 as 19 is a prime number
Greatest common factor of 12 and 13?
It is: 1 because 13 is a prime number
What prime number is a factor of 12 and 27?
The prime factors of 12 are 2 and 3. The only prime factor of 27 is 3. The prime number that both 12 and 27 have as a factor is 3.
Does the greatest common factor have to be a prime number?
No for example the GCF of 24 and 36 is 12 which is a composite number
What is the least common factor of 12 using prime factors.?
The prime factorization of 12 is 2 x 2 x 3. To find something in common, you need to compare it to another prime factorization. To save you the trouble, the least common factor of 12 and any other number is 1.
Is 12 the smallest distinct prime factor?
No, 12 is not a prime number.
How is the largest factor that 12 and 30 have in common related to the prime factors the two have in common?
The largest factor that 12 and 30 have in common is the product of the two prime factors they have in common.
