Alright, let's work through 1358 times 8409 step by step
1358 × 8409 = 8409 × (1358)
+ 8409 × 8 that results in 67272
+ 8409 × 50 giving us 420450
+ 8409 × 300 what gives us 2522700
+ 8409 × 1000 which equals 8409000

= 11419422
