A Prime number is a number with just two distinct positive integer factors - the number itself, and 1. For example, 7 is prime, but 9 is not.
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Yes, it is a prime number - meaning it can only be divided by one, and itself
The number 41 is a prime number meaning, it only has two factors, one and itself. So, the factors of 41 are: 1x41 ~Cassie
All numbers that only have one and itself as factors are prime. Therefore, to tell if a number is prime simply find it's factors. If it has more than two factors than it is not a prime number, otherwise it is composite.
59 is a prime number, meaning it isdivisibleby 1 and itself (59)
Two (or more) numbers are said to be co-prime if they have no prime factor in common. The numbers, themselves need not be prime. Thus, 14 (= 2*7) and 15 (= 3*5) are co-prime.