Alright, let's work through 97427203 times 80456818 step by step
97427203 × 80456818 = 80456818 × (97427203)
+ 80456818 × 3 giving us 241370454
+ 80456818 × 00 which equals 0
+ 80456818 × 200 that equals 16091363600
+ 80456818 × 7000 that equals 563197726000
+ 80456818 × 20000 yielding 1609136360000
+ 80456818 × 400000 that equals 32182727200000
+ 80456818 × 7000000 that results in 563197726000000
+ 80456818 × 90000000 that results in 7241113620000000

= 7838682740020054
