No problem, we've got 3815 and 8130 to multiply
3815 × 8130 = 8130 × (3815)
+ 8130 × 5 that is equal 40650
+ 8130 × 10 that is equal 81300
+ 8130 × 800 giving us 6504000
+ 8130 × 3000 which equals 24390000

= 31015950
