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Meaning of factorial prime | Babel Free

Noun CEFR B2

Definitions

A prime number that is one more or one less than a factorial. For example, 7 is a factorial prime, since 3! + 1 = 7.

Equivalents

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

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