No problem, we've got 1951 and 6861 to multiply
1951 × 6861 = 6861 × (1951)
+ 6861 × 1 which equals 6861
+ 6861 × 50 what gives us 343050
+ 6861 × 900 giving us 6174900
+ 6861 × 1000 that results in 6861000

= 13385811
