Alright, let's work through 49780298 times 45215457 step by step
49780298 × 45215457 = 45215457 × (49780298)
+ 45215457 × 8 producing 361723656
+ 45215457 × 90 giving us 4069391130
+ 45215457 × 200 that results in 9043091400
+ 45215457 × 0000 giving us 0
+ 45215457 × 80000 that results in 3617236560000
+ 45215457 × 700000 that results in 31650819900000
+ 45215457 × 9000000 which equals 406939113000000
+ 45215457 × 40000000 giving us 1808618280000000

= 2250838923666186
