No problem, we've got 6293 and 4020 to multiply
6293 × 4020 = 4020 × (6293)
+ 4020 × 3 that is equal 12060
+ 4020 × 90 that is equal 361800
+ 4020 × 200 which equals 804000
+ 4020 × 6000 which equals 24120000

= 25297860
