No problem, we've got 3622 and 3999 to multiply
3622 × 3999 = 3999 × (3622)
+ 3999 × 2 that results in 7998
+ 3999 × 20 resulting in 79980
+ 3999 × 600 that equals 2399400
+ 3999 × 3000 that is equal 11997000

= 14484378
