1, 3, 5, 15
Chat with our AI personalities
The product of all the common prime factors is the GCF. The product of all common factors would vary according to the list.
The common factors are: 1, 2, 4.
Since 18 is a factor of 54, all of its factors are common.
Since 45 is a factor of 900, all of its factors are common.
GCD: 27 LCM: 162 All common factors of 81 and 54 are all multiples of their LCM.