No problem, we've got 3580 and 4031 to multiply
3580 × 4031 = 4031 × (3580)
+ 4031 × 0 that results in 0
+ 4031 × 80 that equals 322480
+ 4031 × 500 that results in 2015500
+ 4031 × 3000 which equals 12093000

= 14430980
