No problem, we've got 99353984 and 80419286 to multiply
99353984 × 80419286 = 80419286 × (99353984)
+ 80419286 × 4 giving us 321677144
+ 80419286 × 80 resulting in 6433542880
+ 80419286 × 900 giving us 72377357400
+ 80419286 × 3000 yielding 241257858000
+ 80419286 × 50000 what gives us 4020964300000
+ 80419286 × 300000 resulting in 24125785800000
+ 80419286 × 9000000 yielding 723773574000000
+ 80419286 × 90000000 that results in 7237735740000000

= 7989976454535424
