No problem, we've got 1356 and 8100 to multiply
1356 × 8100 = 8100 × (1356)
+ 8100 × 6 which equals 48600
+ 8100 × 50 yielding 405000
+ 8100 × 300 yielding 2430000
+ 8100 × 1000 that results in 8100000

= 10983600
