No problem, we've got 1227 and 8158 to multiply
1227 × 8158 = 8158 × (1227)
+ 8158 × 7 that equals 57106
+ 8158 × 20 what gives us 163160
+ 8158 × 200 what gives us 1631600
+ 8158 × 1000 resulting in 8158000

= 10009866
