No problem, we've got 3842 and 5142 to multiply
3842 × 5142 = 5142 × (3842)
+ 5142 × 2 resulting in 10284
+ 5142 × 40 that equals 205680
+ 5142 × 800 producing 4113600
+ 5142 × 3000 that equals 15426000

= 19755564
