No problem, we've got 5120 and 2465 to multiply
5120 × 2465 = 2465 × (5120)
+ 2465 × 0 that is equal 0
+ 2465 × 20 that equals 49300
+ 2465 × 100 what gives us 246500
+ 2465 × 5000 that equals 12325000

= 12620800
