Alright, let's work through 1858 times 8626 step by step
1858 × 8626 = 8626 × (1858)
+ 8626 × 8 that is equal 69008
+ 8626 × 50 which equals 431300
+ 8626 × 800 that equals 6900800
+ 8626 × 1000 giving us 8626000

= 16027108
