No problem, we've got 3963 and 3456 to multiply
3963 × 3456 = 3456 × (3963)
+ 3456 × 3 that results in 10368
+ 3456 × 60 producing 207360
+ 3456 × 900 giving us 3110400
+ 3456 × 3000 resulting in 10368000

= 13696128
