Alright, let's work through 84459464 times 40247742 step by step
84459464 × 40247742 = 40247742 × (84459464)
+ 40247742 × 4 what gives us 160990968
+ 40247742 × 60 that is equal 2414864520
+ 40247742 × 400 producing 16099096800
+ 40247742 × 9000 which equals 362229678000
+ 40247742 × 50000 that equals 2012387100000
+ 40247742 × 400000 what gives us 16099096800000
+ 40247742 × 4000000 what gives us 160990968000000
+ 40247742 × 80000000 what gives us 3219819360000000

= 3399302716530288
