No problem, we've got 2238 and 5781 to multiply
2238 × 5781 = 5781 × (2238)
+ 5781 × 8 resulting in 46248
+ 5781 × 30 that is equal 173430
+ 5781 × 200 yielding 1156200
+ 5781 × 2000 yielding 11562000

= 12937878
