No problem, we've got 8749 and 6645 to multiply
8749 × 6645 = 6645 × (8749)
+ 6645 × 9 what gives us 59805
+ 6645 × 40 that equals 265800
+ 6645 × 700 which equals 4651500
+ 6645 × 8000 that equals 53160000

= 58137105
