2*28
2*2*14
2*2*2*7
So 2 and 7 are the prime factors of 56.
The common prime factor of 56 and 63 is 7.
The odd prime factor of 56 is: 7
Use a factor tree. 56 28,2 14,2 7,2,2,2 The largest prime factor is 7.
The only odd prime factor of 56 is: 7
The GCF of 11 and 56 is 1. Since 11 is prime and is not a factor of 56, the numbers are co-prime, and have no other common factor except 1.
There is only 1 prime factor of 56 and it is 7.
2 and 7 are the prime factors of 56.
7
There is only one odd prime factor in 56, which is 7.
Factors of 56: 1 2 4 7 8 14 28 56 Prime factors of 56: 23and 7
It is: 2
Since the GCF of 45 and 56 is 1, they are relatively prime.