No problem, we've got 5407 and 3881 to multiply
5407 × 3881 = 3881 × (5407)
+ 3881 × 7 resulting in 27167
+ 3881 × 00 that equals 0
+ 3881 × 400 that results in 1552400
+ 3881 × 5000 giving us 19405000

= 20984567
