No problem, we've got 9869 and 5805 to multiply
9869 × 5805 = 5805 × (9869)
+ 5805 × 9 what gives us 52245
+ 5805 × 60 that equals 348300
+ 5805 × 800 which equals 4644000
+ 5805 × 9000 what gives us 52245000

= 57289545
