48

This number is a composite.

Just showing those entries submitted by 'Bajpai': (Click here to show all)

+ 48 is the smallest number such that (7^48+48) and (7^48-48) are both prime. [Bajpai]

+ Smallest number n such that 7^n+n and 7^n-n, both are prime. [Bajpai]

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