No problem, we've got 3533 and 1646 to multiply
3533 × 1646 = 1646 × (3533)
+ 1646 × 3 that equals 4938
+ 1646 × 30 which equals 49380
+ 1646 × 500 giving us 823000
+ 1646 × 3000 that results in 4938000

= 5815318
