No problem, we've got 1536 and 3647 to multiply
1536 × 3647 = 3647 × (1536)
+ 3647 × 6 what gives us 21882
+ 3647 × 30 resulting in 109410
+ 3647 × 500 that results in 1823500
+ 3647 × 1000 what gives us 3647000

= 5601792
