No problem, we've got 29938438 and 39642471 to multiply
29938438 × 39642471 = 39642471 × (29938438)
+ 39642471 × 8 producing 317139768
+ 39642471 × 30 which equals 1189274130
+ 39642471 × 400 resulting in 15856988400
+ 39642471 × 8000 producing 317139768000
+ 39642471 × 30000 that is equal 1189274130000
+ 39642471 × 900000 yielding 35678223900000
+ 39642471 × 9000000 what gives us 356782239000000
+ 39642471 × 20000000 yielding 792849420000000

= 1186833660200298
