No problem, we've got 7987 and 5513 to multiply
7987 × 5513 = 5513 × (7987)
+ 5513 × 7 what gives us 38591
+ 5513 × 80 producing 441040
+ 5513 × 900 which equals 4961700
+ 5513 × 7000 producing 38591000

= 44032331
