No problem, we've got 1187 and 6807 to multiply
1187 × 6807 = 6807 × (1187)
+ 6807 × 7 that equals 47649
+ 6807 × 80 that equals 544560
+ 6807 × 100 what gives us 680700
+ 6807 × 1000 that equals 6807000

= 8079909
