No problem, we've got 1547 and 791 to multiply
1547 × 791 = 791 × (1547)
+ 791 × 7 that equals 5537
+ 791 × 40 what gives us 31640
+ 791 × 500 that results in 395500
+ 791 × 1000 resulting in 791000

= 1223677
