No problem, we've got 2160 and 6124 to multiply
2160 × 6124 = 6124 × (2160)
+ 6124 × 0 that is equal 0
+ 6124 × 60 yielding 367440
+ 6124 × 100 what gives us 612400
+ 6124 × 2000 yielding 12248000

= 13227840
