4, 9, 16 and 25 are square numbers.
They are the products of two distinct prime numbers. Along with one and the numbers themselves, they all total four factors.
6, 8 and 10 are some numbers with four factors.
The highest common factor of all four numbers is 7
Four factors in common.
Four only has three factors: 1, 2 and 4. For any of them to be a GCF, they need to be compared to another set of numbers.
The common factors are: 1, 2
Four common factors.
Four
The common factors are: 1, 2, 3, 6.
The four common factors are: 1, 3, 17, 51.
47 does not have 4 prime numbers (factors or divisors).
The factors of 18 are 1,2,3,6,9 and 18. For them to be common, they need to be compared to another set of factors.