No problem, we've got 4268 and 1991 to multiply
4268 × 1991 = 1991 × (4268)
+ 1991 × 8 that results in 15928
+ 1991 × 60 giving us 119460
+ 1991 × 200 which equals 398200
+ 1991 × 4000 resulting in 7964000

= 8497588
