27, 57, 77, 87.
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7, 31, 103 All three are prime numbers and not composite numbers.
None of the numbers 7, 11, and 13 are composite numbers; they are all primes.
5 and 7 are both prime numbers.
The they are.
1 is special 2 prime 3 prime 4 composite 5 prime 6 composite 7 prime 8 composite 9 composite 10 composite 11 prime 12 composite ext.