The Highest Common Factor (HCF) of 39 and 65 is 13. To find the HCF, you can list the factors of each number and identify the largest number that divides both 39 and 65 without leaving a remainder. In this case, the factors of 39 are 1, 3, 13, and 39, while the factors of 65 are 1, 5, 13, and 65. The largest number that appears in both lists is 13, making it the HCF of 39 and 65.
It is: 13
13
13 the HCF of 65, 156,169
39
65% of 39= 65% * 39= 0.65 * 39= 25.35
The GCF is 13.
1
5
5
5
156: Hcf of 13 and 39= 13 13*12=156 =156
The HCF of 39 and 20 is 1