No problem, we've got 6427 and 1170 to multiply
6427 × 1170 = 1170 × (6427)
+ 1170 × 7 what gives us 8190
+ 1170 × 20 yielding 23400
+ 1170 × 400 that results in 468000
+ 1170 × 6000 that is equal 7020000

= 7519590
