No problem, we've got 1573 and 7819 to multiply
1573 × 7819 = 7819 × (1573)
+ 7819 × 3 which equals 23457
+ 7819 × 70 what gives us 547330
+ 7819 × 500 yielding 3909500
+ 7819 × 1000 that equals 7819000

= 12299287
