Alright, let's work through 2141 times 7909 step by step
2141 × 7909 = 7909 × (2141)
+ 7909 × 1 giving us 7909
+ 7909 × 40 what gives us 316360
+ 7909 × 100 giving us 790900
+ 7909 × 2000 that equals 15818000

= 16933169
