No problem, we've got 7956 and 1721 to multiply
7956 × 1721 = 1721 × (7956)
+ 1721 × 6 giving us 10326
+ 1721 × 50 what gives us 86050
+ 1721 × 900 resulting in 1548900
+ 1721 × 7000 that equals 12047000

= 13692276
