No problem, we've got 1578 and 8303 to multiply
1578 × 8303 = 8303 × (1578)
+ 8303 × 8 that equals 66424
+ 8303 × 70 that results in 581210
+ 8303 × 500 what gives us 4151500
+ 8303 × 1000 that results in 8303000

= 13102134
