No problem, we've got 5181 and 8030 to multiply
5181 × 8030 = 8030 × (5181)
+ 8030 × 1 producing 8030
+ 8030 × 80 that results in 642400
+ 8030 × 100 resulting in 803000
+ 8030 × 5000 that is equal 40150000

= 41603430
