No problem, we've got 5215 and 7870 to multiply
5215 × 7870 = 7870 × (5215)
+ 7870 × 5 which equals 39350
+ 7870 × 10 yielding 78700
+ 7870 × 200 giving us 1574000
+ 7870 × 5000 that results in 39350000

= 41042050
