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What are the prime numbers between 20 and 70

1 Answer

4 votes

Answer:

23, 29, 31, 37, 41, 43, 47. 53, 59, 61, 67.

Explanation:

A prime number has no factors except 1 and itself.

Note the occurrence of 'pairs' of prime numbers eg. 29, 31 and 41, 43, which is quite common.

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