Alright, let's work through 2686 times 6215 step by step
2686 × 6215 = 6215 × (2686)
+ 6215 × 6 producing 37290
+ 6215 × 80 yielding 497200
+ 6215 × 600 what gives us 3729000
+ 6215 × 2000 which equals 12430000

= 16693490
