No problem, we've got 1681 and 4880 to multiply
1681 × 4880 = 4880 × (1681)
+ 4880 × 1 resulting in 4880
+ 4880 × 80 that is equal 390400
+ 4880 × 600 that results in 2928000
+ 4880 × 1000 that is equal 4880000

= 8203280
