As an even number greater than 2, 70 is not a Prime number.
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70 equals 70, and it is not prime.70 equals 70, and it is not prime.70 equals 70, and it is not prime.70 equals 70, and it is not prime.
The prime numbers (factors) of 70 are: 2,5,7
The prime numbers (factors) of 70 are: 2,5,7
Greatest Prime Factor of 70The prime factorization of 70 is 2 X 5 X 7, so the greatest prime factor in the prime factorization of 70 is 7.
Any non-zero product of 70 must be divisible by 70 and so it cannot be a prime.