e/Unique prime

Information
has gloss	eng: In number theory, a unique prime is a certain kind of prime number. A prime p ≠ 2, 5 is called unique if there is no other prime q such that the period length of the decimal expansion of its reciprocal, 1 / p, is equivalent to the period length of the reciprocal of q, 1 / q. Unique primes were first described by Samuel Yates in 1980.
lexicalization	eng: unique prime
instance of	(noun) an integer that has no integral factors but itself and 1 prime number

Meaning
French
lexicalization	fra: Nombre Premier Unique