Smallest Prime Number = 2
Prime Factorization of 2 = 1 x 2
Smallest Composite Number = 4
Prime Factorization 4 = 1 x 2 x 2we know that H.C.F is the highest common factor or the common factors of two numbers.
H.C.F of 2 and 4 is 1 x 2 = 2.
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