No problem, we've got 6871 and 3156 to multiply
6871 × 3156 = 3156 × (6871)
+ 3156 × 1 giving us 3156
+ 3156 × 70 resulting in 220920
+ 3156 × 800 giving us 2524800
+ 3156 × 6000 that equals 18936000

= 21684876
