is 49 and 81 co prime number
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The
prime factorization of 49 is: 7 x 7. The prime factorization of 81 is: 3 x 3 x 3 x 3. The prime factors and multiplicities 49 and 81 have in common are: 1. 1 is the gcf of 49 and 81.
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no 49 and 81 are not prime number
because7^2=49 and 9^2=81
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