Well, darling, the highest common factor of 7 and 14 is 7. It's as simple as that. So, if you were hoping for some complicated math magic, I'm afraid I'll have to disappoint you. But hey, at least now you know!
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The Greatest Common Factor (GCF) is: 7
The highest common factor (HCF) of 35, 49, and 91 can be found by identifying the prime factors of each number. The prime factors of 35 are 5 and 7, of 49 are 7 and 7, and of 91 are 7 and 13. To find the HCF, we identify the common prime factors among the numbers, which in this case is 7. Therefore, the HCF of 35, 49, and 91 is 7.
The highest four digit number with 13 and 7 as common factors is 9919, which is equal to 13 x 763 and 7 x 1417.
The only proper factors of 77 are 7 and 11. 11 isn't a factor of 259 but 7 is, so the answer is 7.
The GCF is 7.