No problem, we've got 8439 and 3645 to multiply
8439 × 3645 = 3645 × (8439)
+ 3645 × 9 resulting in 32805
+ 3645 × 30 that results in 109350
+ 3645 × 400 producing 1458000
+ 3645 × 8000 that results in 29160000

= 30760155
