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National and Regional Contests
Turkey Contests
JBMO TST - Turkey
2016 JBMO TST - Turkey
3
3
Part of
2016 JBMO TST - Turkey
Problems
(1)
Primes and divisibility
Source: Turkey JBMO TST 2016 P3
5/22/2016
Let
n
n
n
be a positive integer,
p
p
p
and
q
q
q
be prime numbers such that pq \mid n^p+2 \text{and} n+2 \mid n^p+q^p. Prove that there exists a positive integer
m
m
m
satisfying
q
∣
4
m
⋅
n
+
2
q \mid 4^m \cdot n +2
q
∣
4
m
⋅
n
+
2
.
number theory
prime numbers