Alright, let's work through 40108000 times 84781726 step by step
40108000 × 84781726 = 84781726 × (40108000)
+ 84781726 × 0 producing 0
+ 84781726 × 00 yielding 0
+ 84781726 × 000 resulting in 0
+ 84781726 × 8000 resulting in 678253808000
+ 84781726 × 00000 what gives us 0
+ 84781726 × 100000 what gives us 8478172600000
+ 84781726 × 0000000 that results in 0
+ 84781726 × 40000000 producing 3391269040000000

= 3400425466408000
