Alright, let's work through 1583 times 135 step by step
1583 × 135 = 135 × (1583)
+ 135 × 3 that results in 405
+ 135 × 80 what gives us 10800
+ 135 × 500 yielding 67500
+ 135 × 1000 which equals 135000

= 213705
