0
Wiki User
-10 and -3
Multiply to do 39 and + - to 1
How about: 13 times 13 = 169
13*31=403 13 and 31 are prime numbers.
They are: 23+3 = 26
7 + 13 = 20 Note that there are no two prime numbers x and y that multiply to 20.
-1
27
35
13
265
-13
-145
391