1 was considered as a prime but now the definition changed. Now the definition was that a prime is divisible only by 1 and itself
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1 is not considered a prime number; 1 is a perfect square.
No, 1 is not a prime number. By definition, prime numbers are integers greater than 1 that are only divisible by 1 and themselves. Since 1 does not meet this criteria, it is not considered a prime number.
because its not prime or composite
1 is not considered to be a prime or composite number because it has only one factor which is itself.
31 is a prime number. Its only factors are 1 and 31. But technically, ' 1 ' is not considered a prime number, so, technically, there is no answer to this question.