All the prime numbers less than 50 are such numbers, ie any of the 15 numbers: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47.
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no, factors of a number would be less than that of the original number. A prime number is a number that has factors of only itself and 1.
13 is a prime number. The only prime factor of a prime number is the number itself.
A prime number has only one prime factor, and that prime factor is the number itself.
The only prime factor of 16 is 2.
a prime number