Alright, let's work through 60820475 times 97097797 step by step
60820475 × 97097797 = 97097797 × (60820475)
+ 97097797 × 5 that results in 485488985
+ 97097797 × 70 resulting in 6796845790
+ 97097797 × 400 producing 38839118800
+ 97097797 × 0000 producing 0
+ 97097797 × 20000 which equals 1941955940000
+ 97097797 × 800000 that is equal 77678237600000
+ 97097797 × 0000000 producing 0
+ 97097797 × 60000000 which equals 5825867820000000

= 5905534134993575
