Alright, let's work through 1869745 times 67080427 step by step
1869745 × 67080427 = 67080427 × (1869745)
+ 67080427 × 5 giving us 335402135
+ 67080427 × 40 yielding 2683217080
+ 67080427 × 700 producing 46956298900
+ 67080427 × 9000 yielding 603723843000
+ 67080427 × 60000 what gives us 4024825620000
+ 67080427 × 800000 what gives us 53664341600000
+ 67080427 × 1000000 that results in 67080427000000

= 125423292981115
