No problem, we've got 1149 and 5709 to multiply
1149 × 5709 = 5709 × (1149)
+ 5709 × 9 what gives us 51381
+ 5709 × 40 that results in 228360
+ 5709 × 100 giving us 570900
+ 5709 × 1000 producing 5709000

= 6559641
