No problem, we've got 8636 and 4915 to multiply
8636 × 4915 = 4915 × (8636)
+ 4915 × 6 that equals 29490
+ 4915 × 30 giving us 147450
+ 4915 × 600 that equals 2949000
+ 4915 × 8000 which equals 39320000

= 42445940
