(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

i want to show if n = pq, 1 < p < n, then p l (n-1)!

2. Relevant equations

n/a

3. The attempt at a solution

i can see its true, because p < n,p l p, then p l (n-1)!. and this prove very ambiguous for me

2 question.

1.help me, i think there must be easier way to prove the question

2. btw, how do i prove thoseboldstatement?

if 1 < p < n, p l p, then p l (n-1)!its something like this p l (1)....(p)....(n-1)!, help T_T

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# Divisibility math problem

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