No problem, we've got 6357 and 7641 to multiply
6357 × 7641 = 7641 × (6357)
+ 7641 × 7 that is equal 53487
+ 7641 × 50 that is equal 382050
+ 7641 × 300 which equals 2292300
+ 7641 × 6000 which equals 45846000

= 48573837
