240
This number is a composite.
240 is the smallest number expressible as the sum of consecutive primes in three ways. [De Geest]
The product of first six nonzero Fibonacci numbers. Note that 240 + 1 and 240 - 1 are twin primes. [Gupta]
The number of emirp pairs composed of unduplicated consecutive digits. [Merickel]
(There are 2 curios for this number that have not yet been approved by an editor.)
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