Alright, let's work through 89780509 times 27200025 step by step
89780509 × 27200025 = 27200025 × (89780509)
+ 27200025 × 9 which equals 244800225
+ 27200025 × 00 yielding 0
+ 27200025 × 500 resulting in 13600012500
+ 27200025 × 0000 yielding 0
+ 27200025 × 80000 what gives us 2176002000000
+ 27200025 × 700000 that results in 19040017500000
+ 27200025 × 9000000 that results in 244800225000000
+ 27200025 × 80000000 yielding 2176002000000000

= 2442032089312725
