No problem, we've got 2479 and 7123 to multiply
2479 × 7123 = 7123 × (2479)
+ 7123 × 9 that is equal 64107
+ 7123 × 70 that results in 498610
+ 7123 × 400 that results in 2849200
+ 7123 × 2000 which equals 14246000

= 17657917
