No, 70 is not a prime number because it can be divided by factors other than 1 and itself (2, 5, 7, and 10).
195 is also not a prime number because it can be divided by factors other than 1 and itself (3, 5, 13, and 15).
are 70 and195 prime numbers
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except for 0 itself, any number ending in 0 is divisible by 10 and therefore NOT prime
similarly any number ending in 5 is divisible by 5 so is NOT prime.
similarly any number ending in 5 is divisible by 5 so is NOT prime.
Correct, my previous response was incorrect. 70 and 195 are not prime numbers because they are divisible by factors other than 1 and themselves. Thank you for pointing that out.
1 answer