1, 2, 4, 8, 16, 32, 64
2 is the only prime factor.
The only prime factor of 32 and 64 is 2
For 64, 2 is the only prime factor. 47 is already prime and is its only prime factor.
The only prime factor of 64 is 2.
The only prime factor of 64 is 2.
The only prime factor of 64 is 2.
64 has only one prime factor: 2
64 has only one prime factor and it is 2
The only prime factor of 64 is 2.
The only prime factor of 64 is 2.
The only prime factor these numbers share is 2. It is the only prime factor of 64, which is 2 to the 6th power. The hcf is 16, but that is not a prime.
64 has only one prime factor which is 2.
The prime factor of 64 is 2.