Alright, let's work through 68026453 times 43400538 step by step
68026453 × 43400538 = 43400538 × (68026453)
+ 43400538 × 3 that results in 130201614
+ 43400538 × 50 that results in 2170026900
+ 43400538 × 400 yielding 17360215200
+ 43400538 × 6000 that is equal 260403228000
+ 43400538 × 20000 that equals 868010760000
+ 43400538 × 000000 yielding 0
+ 43400538 × 8000000 which equals 347204304000000
+ 43400538 × 60000000 yielding 2604032280000000

= 2952384658431714
