No problem, we've got 6520 and 8583 to multiply
6520 × 8583 = 8583 × (6520)
+ 8583 × 0 resulting in 0
+ 8583 × 20 what gives us 171660
+ 8583 × 500 that equals 4291500
+ 8583 × 6000 giving us 51498000

= 55961160
