The only common factor is 1.
There is no proper common factor.
The greatest common factor of 3 and 7 is 1.
The greatest common factor of 35 and 63 is 7.
The greatest common denominator is infinite.
7 is the greatest common factor.
The greatest common factor is 7
The greatest common factor of 280 and 7 is 7.
The greatest common factor of 7 and 28 is 7.
The greatest common factor of 7 and 112 is 7.
The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 35 are 5 and 7. The prime factors of 42 are 2, 3, and 7. The common prime factors are a single 7, so the greatest common factor is 7.
The greatest common factor of 21 and 77 is 7.
The greatest common factor of 7 and 243 is 1. Prime factorizations: 7 = 7 243 = 3 x 3 x 3 x 3 common factors - no primes, so only common factor is 1: 7 x 1 = 7 243 x 1 = 243
The GCF is: 1