Prime factorization of $$$1291$$$

Find the prime factorization of $$$1291$$$.

The prime number $$${\color{green}1291}$$$ has no other factors then $$$1$$$ and $$${\color{green}1291}$$$: $$$\frac{1291}{1291} = {\color{red}1}$$$.

The prime factorization is $$$1291 = 1291$$$A.