Alright, let's work through 1509 times 117 step by step
1509 × 117 = 117 × (1509)
+ 117 × 9 what gives us 1053
+ 117 × 00 that equals 0
+ 117 × 500 giving us 58500
+ 117 × 1000 what gives us 117000

= 176553
