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Q: What number has only one prime factor?

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103 is a prime number. The only two factors of a prime number are 1 and itself. The only factor pair of 103 is 1 x 103. There is only one factor pair of a prime number. The proper factors of 103 are only 1 or, if the definition you are using excludes 1, there are none. The only prime factor of 103 is 103. There is only one prime factor of a prime number - itself. The distinct prime factor (listing each prime factor only once) of 103 is also 103.

Each prime number only has two factors: one and itself. The only factor any set of prime numbers has in common is 1.

43 is a prime number and doesn't have a rainbow because it only has one prime factor: itself.

Because prime numbers only have one factor pair.

79 is a prime number. The only two factors of a prime number are 1 and itself.The only prime factor of 79 is 79. There is only one prime factor of a prime number - itself.The distinct prime factor (listing each prime factor only once) of 79 is also 79.The prime factorization of 79 is 79. In some cases, to emphasize that it is prime, you might write the prime factorization as 1 x 79.

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No prime number only has one factor. Each prime number has itself and 1 as factors. Now, the number 1 of course has only one factor, but it is technically not a prime number.

a prime number

A prime number has only one prime factor, and that prime factor is the number itself.

By definition, all prime numbers have exactly two factors. There is not a prime number that has only one factor.

prime * * * * * No, the only number with just one factor is 1. Each prime has TWO factors: 1 and the prime itself.

2 is a prime number because its only factors are one and itself. Since 2 is a prime number, if it is a factor of your number, it is a prime factor.

prime number

Prime numbers have only two factors, one and the number itself.

103 is a prime number. The only two factors of a prime number are 1 and itself. The only factor pair of 103 is 1 x 103. There is only one factor pair of a prime number. The proper factors of 103 are only 1 or, if the definition you are using excludes 1, there are none. The only prime factor of 103 is 103. There is only one prime factor of a prime number - itself. The distinct prime factor (listing each prime factor only once) of 103 is also 103.

Any prime number has only two factors which are itself and one.

The positive integer with only one factor is 1.

No 1 it is not a prime number. The definition of a prime number is that it can only have factors of one and itself. Since one already has one then it can not be a prime number.

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