No problem, we've got 12618285 and 6426282 to multiply
12618285 × 6426282 = 6426282 × (12618285)
+ 6426282 × 5 producing 32131410
+ 6426282 × 80 that is equal 514102560
+ 6426282 × 200 that results in 1285256400
+ 6426282 × 8000 yielding 51410256000
+ 6426282 × 10000 which equals 64262820000
+ 6426282 × 600000 which equals 3855769200000
+ 6426282 × 2000000 which equals 12852564000000
+ 6426282 × 10000000 giving us 64262820000000

= 81088657766370
