No problem, we've got 8445 and 8443 to multiply
8445 × 8443 = 8443 × (8445)
+ 8443 × 5 what gives us 42215
+ 8443 × 40 what gives us 337720
+ 8443 × 400 that equals 3377200
+ 8443 × 8000 resulting in 67544000

= 71301135
