No problem, we've got 8621 and 6207 to multiply
8621 × 6207 = 6207 × (8621)
+ 6207 × 1 producing 6207
+ 6207 × 20 that results in 124140
+ 6207 × 600 that equals 3724200
+ 6207 × 8000 producing 49656000

= 53510547
