Alright, let's work through 18066181 times 76261071 step by step
18066181 × 76261071 = 76261071 × (18066181)
+ 76261071 × 1 which equals 76261071
+ 76261071 × 80 that results in 6100885680
+ 76261071 × 100 producing 7626107100
+ 76261071 × 6000 resulting in 457566426000
+ 76261071 × 60000 what gives us 4575664260000
+ 76261071 × 000000 that results in 0
+ 76261071 × 8000000 yielding 610088568000000
+ 76261071 × 10000000 giving us 762610710000000

= 1377746311939851
