No problem, we've got 7845 and 4272 to multiply
7845 × 4272 = 4272 × (7845)
+ 4272 × 5 that equals 21360
+ 4272 × 40 what gives us 170880
+ 4272 × 800 giving us 3417600
+ 4272 × 7000 yielding 29904000

= 33513840
