No problem, we've got 2536 and 6319 to multiply
2536 × 6319 = 6319 × (2536)
+ 6319 × 6 that is equal 37914
+ 6319 × 30 that is equal 189570
+ 6319 × 500 that is equal 3159500
+ 6319 × 2000 that is equal 12638000

= 16024984
