No problem, we've got 1387 and 9130 to multiply
1387 × 9130 = 9130 × (1387)
+ 9130 × 7 that results in 63910
+ 9130 × 80 that results in 730400
+ 9130 × 300 resulting in 2739000
+ 9130 × 1000 what gives us 9130000

= 12663310
