No problem, we've got 8815 and 8818 to multiply
8815 × 8818 = 8818 × (8815)
+ 8818 × 5 what gives us 44090
+ 8818 × 10 resulting in 88180
+ 8818 × 800 that is equal 7054400
+ 8818 × 8000 which equals 70544000

= 77730670
