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Q: Is 43 a prime number

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43 is already prime. Its only prime factor is itself.

They are 1 and 43 because it's a prime number.

43

43 is a prime number. It has no factors other than itself and 1.

43 is a prime number therefore the only two factors are 1 and itself (43) 43 is a prime number. The only two factors of a prime number are 1 and itself. The two factors of 43 are 1 and 43. There are only two factors of a prime number. The only factor pair of 43 is 1 x 43. There is only one factor pair of a prime number. The proper factors of 43 are only 1 or, if the definition you are using excludes 1, there are none. The only prime factor of 43 is 43. There is only one prime factor of a prime number - itself. The only distinct prime factor (listing each prime factor only once) of 43 is also 43. The prime factorization of 43 is 43. In some cases, to emphasize that it is prime, you might write the prime factorization as 1 x 43. NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.

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43 is a prime number.

43 is a prime number.

43 is prime.

43 is the prime number.

43 is prime.

It is 43 because 43 is a prime number

43 is already prime. Its only prime factor is itself.

43 is already a prime number.

43 is already prime.

43 is a prime number and the next prime number after it is 47

It is 43.It is 43.It is 43.It is 43.

They are 1 and 43 because it's a prime number.

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