No problem, we've got 6427 and 3273 to multiply
6427 × 3273 = 3273 × (6427)
+ 3273 × 7 yielding 22911
+ 3273 × 20 what gives us 65460
+ 3273 × 400 giving us 1309200
+ 3273 × 6000 that results in 19638000

= 21035571
