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There are many greater than 20, a better questions would've been "what prime numbers are less than 20".

The first Prime number greater than 20 is 23.

The prime numbers to 100 are

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97

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13y ago

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