No problem, we've got 1807 and 4649 to multiply
1807 × 4649 = 4649 × (1807)
+ 4649 × 7 that is equal 32543
+ 4649 × 00 that results in 0
+ 4649 × 800 which equals 3719200
+ 4649 × 1000 that results in 4649000

= 8400743
