No problem, we've got 5278 and 1389 to multiply
5278 × 1389 = 1389 × (5278)
+ 1389 × 8 giving us 11112
+ 1389 × 70 which equals 97230
+ 1389 × 200 resulting in 277800
+ 1389 × 5000 that results in 6945000

= 7331142
