No problem, we've got 5317 and 3904 to multiply
5317 × 3904 = 3904 × (5317)
+ 3904 × 7 giving us 27328
+ 3904 × 10 that results in 39040
+ 3904 × 300 resulting in 1171200
+ 3904 × 5000 which equals 19520000

= 20757568
