Question

Show that 3 × 17 ×19 ×23 + 3 × 23 is a composite number .

Answer 1

3×17×19×23+3×23
22287+69
22356
this is a composite numbers

Answer 2

what is  a composite number

a number having more than 2 factors

so,

 3 × 17 ×19 ×23 + 3 × 23

=> ( 3 × 17 ×19 ×23) + (3 × 23)

=> 22287 +69

=> 22356

22356 is a composit number

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