No problem, we've got 2978 and 6992 to multiply
2978 × 6992 = 6992 × (2978)
+ 6992 × 8 resulting in 55936
+ 6992 × 70 that is equal 489440
+ 6992 × 900 that results in 6292800
+ 6992 × 2000 giving us 13984000

= 20822176
