No problem, we've got 1661 and 8422 to multiply
1661 × 8422 = 8422 × (1661)
+ 8422 × 1 which equals 8422
+ 8422 × 60 that equals 505320
+ 8422 × 600 that results in 5053200
+ 8422 × 1000 yielding 8422000

= 13988942
