The factors of 28 are:
1, 2, 4, 7, 14, 28
The factors of 189 are:
1, 3, 7, 9, 21, 27, 63, 189
The common factors are: 1, 7
The common factors of 90 and 189 are 1, 3 and 9.
The common factors of 189 and 693 are: 1, 3, 7, 9, 21, and 63
Factors of 189: 1,3,7,9,21,27,63,189 Factors of 200: 1,2,4,5,8,10,20,25,40,50,100,200 Their only common factor is 1.
Prime factors of 189 are 33 and 7Prime factors of 231 are 3, 7, and 11HCF of 189 and 231 is 7
The common factors are 1, 3 and 9.
The common factors of 28 and 84 are 1,2,4,7,14 and 28
The common factors of 28 and 84 are 1,2,4,7,14 and 28.
The factors of 94 are: 1, 2, 47, 94.The factors of 189 are: 1, 3, 7, 9, 21, 27, 63, 189.The common factor is: 1The Greatest Common Factor (GCF) is: 1
The common factors are: 1, 2, 4, 5, 8, 10, 20, 40
The factors of 144 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144 The factors of 189 are: 1, 3, 7, 9, 21, 27, 63, 189 The common factors are: 1, 3, 9 The Greatest Common Factor: 9
The factors of 28 are 1,2,4,7,14 and 28. "Common" means "same for both". For these factors to be common, they need to be compared to the factors of another number.
80 and 189 are relatively prime as they have no common factors other than 1.