No problem, we've got 42280379 and 63742756 to multiply
42280379 × 63742756 = 63742756 × (42280379)
+ 63742756 × 9 that is equal 573684804
+ 63742756 × 70 that equals 4461992920
+ 63742756 × 300 what gives us 19122826800
+ 63742756 × 0000 which equals 0
+ 63742756 × 80000 which equals 5099420480000
+ 63742756 × 200000 which equals 12748551200000
+ 63742756 × 2000000 resulting in 127485512000000
+ 63742756 × 40000000 yielding 2549710240000000

= 2695067882184524
