There cannot be a greatest common factor of just one number. To be common there need to be at least two numbers.
The GCF is 11.
The GCF is 23.
The GCF of 345, 253 and 115 is 23.
gcf for these numbers 345 253 and 115 is 23.
The GCF of 138, 253, and 805 is 23.The prime factorization of 138 is 2*3*23The prime factorization of 253 is 11*23The prime factorization of 805 is 5*7*23Thus, the GCF of 138, 253, and 805 is 23.
The GCF is: 1
The GCF is 4.
The GCF is: 27
The GCF is 28.
253 has 11 and 23 as factors.
It is: 2
The GCF is 2.