Answer = 11
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what is the HCF for 11 33 121
To find the HCF of 3 numbers you first need to write them as the product of their prime factors. In this case you get: 11 = 11 33 = 3x11 121 = 11x11 The next step is to identify any common prime factors. In this case, all three numbers have an 11 as a prime factor. Therefore, the HCF of 11, 33 and 121 is 11.
The GCF is 11.
The GCF is 13.
3.6667