No problem, we've got 2478 and 8699 to multiply
2478 × 8699 = 8699 × (2478)
+ 8699 × 8 what gives us 69592
+ 8699 × 70 which equals 608930
+ 8699 × 400 which equals 3479600
+ 8699 × 2000 which equals 17398000

= 21556122
