NO, consider 33=11x3 so 33 is not prime yet it ends in 3.
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They are all odd, and they are all prime numbers
9 = 3*3 and so it is not a prime.
The prime numbers from 1 - 5 are 2, 3, and 5.
There are not three prime numbers that have the sum of 3. The smallest prime number is 2. If all three prime numbers were 2, the sum would 2 + 2 + 2 = 6, so that is the smallest number that is the sum of three prime numbers.
Prime numbers are only divisible by 1 and themselves. Since 3 is not a prime number, any prime number divisible by 3 does not exist. Therefore, the set of prime numbers divisible by 3 is an empty set.