No problem, we've got 1549 and 9870 to multiply
1549 × 9870 = 9870 × (1549)
+ 9870 × 9 resulting in 88830
+ 9870 × 40 what gives us 394800
+ 9870 × 500 that results in 4935000
+ 9870 × 1000 producing 9870000

= 15288630
