No problem, we've got 2884 and 3646 to multiply
2884 × 3646 = 3646 × (2884)
+ 3646 × 4 which equals 14584
+ 3646 × 80 what gives us 291680
+ 3646 × 800 that is equal 2916800
+ 3646 × 2000 that results in 7292000

= 10515064
