No problem, we've got 9821 and 2310 to multiply
9821 × 2310 = 2310 × (9821)
+ 2310 × 1 resulting in 2310
+ 2310 × 20 what gives us 46200
+ 2310 × 800 which equals 1848000
+ 2310 × 9000 that equals 20790000

= 22686510
