No problem, we've got 1491 and 7931 to multiply
1491 × 7931 = 7931 × (1491)
+ 7931 × 1 that results in 7931
+ 7931 × 90 that equals 713790
+ 7931 × 400 which equals 3172400
+ 7931 × 1000 what gives us 7931000

= 11825121
