3 and 13 or 5 and 11
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first find two numbers that add up to 16 the find two numbers that subtract to 2
The prime factorization of 16 is: 2 x 8 2 x 2 x 4 2 x 2 x 2 x 2. There is not a pair of prime numbers that make 16.
3 + 13 = 16 5 + 11 = 16
No. Not even close. Examples: 4+4=8 8+8=16 16+16=32 . . .4, 8, and 16 are not prime numbers.
16 prime numbers
Every number has a factor pair of 1 and itself. Prime numbers have that as their only factor pair. Composite numbers have additional factor pairs. 7 = 1 x 7 9 = 1 x 9 16 = 1 x 16 and others 21 = 1 x 21 and others