Alright, let's work through 27398119 times 46401799 step by step
27398119 × 46401799 = 46401799 × (27398119)
+ 46401799 × 9 yielding 417616191
+ 46401799 × 10 what gives us 464017990
+ 46401799 × 100 that equals 4640179900
+ 46401799 × 8000 yielding 371214392000
+ 46401799 × 90000 yielding 4176161910000
+ 46401799 × 300000 giving us 13920539700000
+ 46401799 × 7000000 what gives us 324812593000000
+ 46401799 × 20000000 resulting in 928035980000000

= 1271322010816081
