No problem, we've got 6504 and 9871 to multiply
6504 × 9871 = 9871 × (6504)
+ 9871 × 4 that is equal 39484
+ 9871 × 00 resulting in 0
+ 9871 × 500 that equals 4935500
+ 9871 × 6000 yielding 59226000

= 64200984
