Sure thing! Let's multiply 99842286 and 64336349 together
99842286 × 64336349 = 64336349 × (99842286)
+ 64336349 × 6 what gives us 386018094
+ 64336349 × 80 giving us 5146907920
+ 64336349 × 200 producing 12867269800
+ 64336349 × 2000 which equals 128672698000
+ 64336349 × 40000 that is equal 2573453960000
+ 64336349 × 800000 which equals 51469079200000
+ 64336349 × 9000000 what gives us 579027141000000
+ 64336349 × 90000000 yielding 5790271410000000

= 6423488157053814
