No problem, we've got 8726 and 1820 to multiply
8726 × 1820 = 1820 × (8726)
+ 1820 × 6 what gives us 10920
+ 1820 × 20 that equals 36400
+ 1820 × 700 that results in 1274000
+ 1820 × 8000 what gives us 14560000

= 15881320
