Alright, let's work through 42496758 times 48508257 step by step
42496758 × 48508257 = 48508257 × (42496758)
+ 48508257 × 8 that results in 388066056
+ 48508257 × 50 that is equal 2425412850
+ 48508257 × 700 producing 33955779900
+ 48508257 × 6000 giving us 291049542000
+ 48508257 × 90000 what gives us 4365743130000
+ 48508257 × 400000 that is equal 19403302800000
+ 48508257 × 2000000 resulting in 97016514000000
+ 48508257 × 40000000 that is equal 1940330280000000

= 2061443658730806
