a) nu este niciun nr prim
b)11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73
c)17, 19, 23
d)173, 179, 181, 191, 193
e)11, 13, 17, 19, 23, 29, 31, 37
f)127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359.
Sper ca te-am ajutat.... a durat putin.. dai coronita?