No problem, we've got 3792 and 4397 to multiply
3792 × 4397 = 4397 × (3792)
+ 4397 × 2 what gives us 8794
+ 4397 × 90 that equals 395730
+ 4397 × 700 which equals 3077900
+ 4397 × 3000 that results in 13191000

= 16673424
