No problem, we've got 2790 and 2796 to multiply
2790 × 2796 = 2796 × (2790)
+ 2796 × 0 giving us 0
+ 2796 × 90 resulting in 251640
+ 2796 × 700 resulting in 1957200
+ 2796 × 2000 resulting in 5592000

= 7800840
