No 47 is a Prime number so it is not a composite
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It is a prime.
141 is a composite because 1, 3, and 47 goes in it
31 and 47 are prime, the rest composite.
141 is a composite numbers. Its factors are 1, 3, 47, and 141.
1081 is composite because it has 4 factors: 1, 23, 47, and 1081.