Alright, let's work through 12844847 times 26166442 step by step
12844847 × 26166442 = 26166442 × (12844847)
+ 26166442 × 7 resulting in 183165094
+ 26166442 × 40 producing 1046657680
+ 26166442 × 800 producing 20933153600
+ 26166442 × 4000 yielding 104665768000
+ 26166442 × 40000 giving us 1046657680000
+ 26166442 × 800000 producing 20933153600000
+ 26166442 × 2000000 that equals 52332884000000
+ 26166442 × 10000000 resulting in 261664420000000

= 336103944024374
