Alright, let's work through 88957663 times 8213001 step by step
88957663 × 8213001 = 8213001 × (88957663)
+ 8213001 × 3 yielding 24639003
+ 8213001 × 60 what gives us 492780060
+ 8213001 × 600 that results in 4927800600
+ 8213001 × 7000 what gives us 57491007000
+ 8213001 × 50000 resulting in 410650050000
+ 8213001 × 900000 producing 7391700900000
+ 8213001 × 8000000 what gives us 65704008000000
+ 8213001 × 80000000 producing 657040080000000

= 730609375176663
