No problem, we've got 7427 and 8143 to multiply
7427 × 8143 = 8143 × (7427)
+ 8143 × 7 that is equal 57001
+ 8143 × 20 that is equal 162860
+ 8143 × 400 what gives us 3257200
+ 8143 × 7000 that equals 57001000

= 60478061
