No problem, we've got 8507 and 9908 to multiply
8507 × 9908 = 9908 × (8507)
+ 9908 × 7 giving us 69356
+ 9908 × 00 which equals 0
+ 9908 × 500 giving us 4954000
+ 9908 × 8000 which equals 79264000

= 84287356
