Alright, let's work through 42718274 times 85647767 step by step
42718274 × 85647767 = 85647767 × (42718274)
+ 85647767 × 4 that results in 342591068
+ 85647767 × 70 what gives us 5995343690
+ 85647767 × 200 producing 17129553400
+ 85647767 × 8000 yielding 685182136000
+ 85647767 × 10000 which equals 856477670000
+ 85647767 × 700000 yielding 59953436900000
+ 85647767 × 2000000 that results in 171295534000000
+ 85647767 × 40000000 that equals 3425910680000000

= 3658724778194158
