Alright, let's work through 97906498 times 81009122 step by step
97906498 × 81009122 = 81009122 × (97906498)
+ 81009122 × 8 which equals 648072976
+ 81009122 × 90 which equals 7290820980
+ 81009122 × 400 which equals 32403648800
+ 81009122 × 6000 which equals 486054732000
+ 81009122 × 00000 producing 0
+ 81009122 × 900000 which equals 72908209800000
+ 81009122 × 7000000 that equals 567063854000000
+ 81009122 × 90000000 which equals 7290820980000000

= 7931319441074756
