Alright, let's work through 12605268 times 20320827 step by step
12605268 × 20320827 = 20320827 × (12605268)
+ 20320827 × 8 giving us 162566616
+ 20320827 × 60 that results in 1219249620
+ 20320827 × 200 producing 4064165400
+ 20320827 × 5000 yielding 101604135000
+ 20320827 × 00000 that is equal 0
+ 20320827 × 600000 which equals 12192496200000
+ 20320827 × 2000000 yielding 40641654000000
+ 20320827 × 10000000 giving us 203208270000000

= 256149470316636
