Alright, let's work through 42487284 times 98080093 step by step
42487284 × 98080093 = 98080093 × (42487284)
+ 98080093 × 4 that equals 392320372
+ 98080093 × 80 resulting in 7846407440
+ 98080093 × 200 producing 19616018600
+ 98080093 × 7000 yielding 686560651000
+ 98080093 × 80000 what gives us 7846407440000
+ 98080093 × 400000 that equals 39232037200000
+ 98080093 × 2000000 giving us 196160186000000
+ 98080093 × 40000000 giving us 3923203720000000

= 4167156766037412
