Alright, let's work through 7974841 times 68167945 step by step
7974841 × 68167945 = 68167945 × (7974841)
+ 68167945 × 1 yielding 68167945
+ 68167945 × 40 producing 2726717800
+ 68167945 × 800 that is equal 54534356000
+ 68167945 × 4000 that equals 272671780000
+ 68167945 × 70000 resulting in 4771756150000
+ 68167945 × 900000 that is equal 61351150500000
+ 68167945 × 7000000 that is equal 477175615000000

= 543628522671745
