639
The factor pairs of 213 are 1 x 213 and 3 x 71.
3 x 71 = 213
Factors of 27: 1, 3, 9, 27Factors of 213: 1, 3, 71, 213GCF (27, 213) = 3
1899 213 3 3 7
3
The highest common factor is 3.
The highest prime factor of 1458 is 3.
Highest common factor of 33 and 111 is 3.
99 and 165's highest common factor is 33.
The highest prime factor of 96 is 3.
39 and 93's highest common factor is three.
The HCF of the given two numbers is 3