No problem, we've got 4139 and 5772 to multiply
4139 × 5772 = 5772 × (4139)
+ 5772 × 9 yielding 51948
+ 5772 × 30 yielding 173160
+ 5772 × 100 that equals 577200
+ 5772 × 4000 which equals 23088000

= 23890308
