Alright, let's work through 42456760 times 29484891 step by step
42456760 × 29484891 = 29484891 × (42456760)
+ 29484891 × 0 which equals 0
+ 29484891 × 60 which equals 1769093460
+ 29484891 × 700 what gives us 20639423700
+ 29484891 × 6000 resulting in 176909346000
+ 29484891 × 50000 which equals 1474244550000
+ 29484891 × 400000 yielding 11793956400000
+ 29484891 × 2000000 that results in 58969782000000
+ 29484891 × 40000000 yielding 1179395640000000

= 1251832940813160
