The multiples of 2 are 2, 4, 6, 8, 10, etc., including every even number to infinity,
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No multiple of ' 2 ', except ' 2 ' itself, is a prime number.
Multiples of 6 are even. The only even prime number is 2.
The only multiples of 2 are 1 and 2 because it's a prime number, but if you meant first 2 multiples of 20 then it's also 1 and 2.
1 is neither prime nor composite because there is only one set of multiples to receive 1, as opposed to 2 which is prime because there are two sets of multiples to receive 2, 2 X 1 and 1 X 2. To be prime there can only be two sets of multiples to receive the number, and for composite there has to be more than two.
There are an infinite number of multiples of 812. If you are looking for the prime factors, they are 2 x 2 x 7 x 29.