26 and 39 have a GCF of 13.
The GCF is 1.
13 is a prime number which does not divide evenly into 42 so the GCF is 1
To find the GCF of 13 and 39, you can list the factors of each number. The factors of 13 are 1, 13. The factors of 39 are 1, 3, 13, 39. 13 is the GCF of 13 and 39. 3 is a prime number has only two factors: 1 and 13. 13 will divide into 39 three times. Since 13 is a prime number that will divide into 39, it has to be the GCF of 13 and 39.
One because thirteen is a prime number meaning that only on and itself goes into this number. Seince 13 does not go into 15 the GCF has to be one. (That is the only number that goes into both.)The GCF is 1.It is: 1
The GCF is 1.
1 because 13 is a prime number
The highest common factor (HCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question! The highest factor of any number, such as 91143156, is itself.
gcf(39, 91) = 13
1. 13 is a prime number, so it has only 1 and 13 as its factors, and 142 can't be divided by 13, so the GCF here is 1.
The GCF is 13.The GCF is 13.
The GCF is 13.
The GCF is 13.