No problem, we've got 1557 and 4721 to multiply
1557 × 4721 = 4721 × (1557)
+ 4721 × 7 which equals 33047
+ 4721 × 50 what gives us 236050
+ 4721 × 500 producing 2360500
+ 4721 × 1000 which equals 4721000

= 7350597
