The HCF of 30 and 105 is 15.
HCF of 735 and 1050 is 105.
Factors of 90: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90 Factors of 105: 1, 3, 5, 7, 15, 21, 35, 105 GCF (90, 105) = 15
The HCF of 4 and 90 is 2.
The GCF is 105.
105
7
105
The GCF is 30.
HCF(160, 90) = 10.
It is not possible to give a sensible answer to this question. The highest common factor (HCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question!
The GCF is 15.