335
This number is a composite.
335^(3+3+5)-28 and 335^(3*3*5)-28 are primes directly preceeding 335^(3+3+5) and 335^(3*3*5), respectively. [Patterson]
2^335 is the smallest power of two which equals the sum of four consecutive primes. [Vrba]
(There is one curio for this number that has not yet been approved by an editor.)
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