No problem, we've got 9872 and 9309 to multiply
9872 × 9309 = 9309 × (9872)
+ 9309 × 2 giving us 18618
+ 9309 × 70 resulting in 651630
+ 9309 × 800 resulting in 7447200
+ 9309 × 9000 yielding 83781000

= 91898448
