No problem, we've got 3813 and 836 to multiply
3813 × 836 = 836 × (3813)
+ 836 × 3 resulting in 2508
+ 836 × 10 that results in 8360
+ 836 × 800 that results in 668800
+ 836 × 3000 that equals 2508000

= 3187668
