1, 3, 5, 15
1, 2, 4, 7, 14, 28
The Greatest Common Factor of 15, 21, 28: 1
There is no common factor
The greatest common factor of 15, 28 and 35 is 1.
The Greatest Common Divisor of 15, 78 is 3.
The GCF of 14 and 28 is 14. Since 14 is a factor of 28, it is automatically the GCF.
The Greatest Common Factor of 28 and 60 is four. 28 divided by 4 is 7, and 60 divided by 4 is 15. To show that it is the greatest 7 nor 15 can be reduced.
The GCF of 15 and 28 is 1. GCF stands for greatest common factor.
It is 1
The GCF is 1.
The GCF is 1.
The GCF of 15 and 28 is 1. The factors of 15 are 1, 3, 5, and 15 The factors of 28 are 1, 2, 4, 7, 14, and 28 So the GCF of 15 and 28 is 1
The least common factor of any set of integers is 1.