Alright, let's work through 6286 times 6349 step by step
6286 × 6349 = 6349 × (6286)
+ 6349 × 6 yielding 38094
+ 6349 × 80 what gives us 507920
+ 6349 × 200 resulting in 1269800
+ 6349 × 6000 giving us 38094000

= 39909814
