[tex]A.\ 5^2\times7\times13\to;\ 5;\ 7;\ 13\ are\ a\ prime\ numbers\\\\B.\ 7^2\times24\to\ 7\ is\ a\ prime\ number\ but\ 24\ isn't\ (24=2\times2\times2\times3)\\\\C.\ 3^2\times13\to 3;\ 13\ are\ a\ prime\ numbers\\\\D.\ 4\times5^3\to 5\ is\ a\ prime\ number\ but\ 4\ isn't\ (4=2\times2)[/tex]
