No problem, we've got 1528 and 7897 to multiply
1528 × 7897 = 7897 × (1528)
+ 7897 × 8 what gives us 63176
+ 7897 × 20 producing 157940
+ 7897 × 500 that results in 3948500
+ 7897 × 1000 yielding 7897000

= 12066616
