No problem, we've got 1638 and 9549 to multiply
1638 × 9549 = 9549 × (1638)
+ 9549 × 8 giving us 76392
+ 9549 × 30 resulting in 286470
+ 9549 × 600 producing 5729400
+ 9549 × 1000 that results in 9549000

= 15641262
