133
2.206219 and 40.793781 (to 6 dp)
-43
43
It is not possible to multiply two prime numbers and get 90. You can add 43 and 47.
-43
43
1 and 43
It's 2 and 43.
21 and 22 add to 43
-43
43 is a prime number. So, 43 can only be produced as a product of 1 times 43.
463
-43