24681...80827 (79-digits)

This number is a prime.

                                                                   246810121
4161820222 4262830323 4363840424 4464850525 4565860626 4666870727 4767880827

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The largest prime, less than a googol, formed by concatenating in ascending order n consecutive even numbers with ending digit an odd digit (n=41). Note that it contains the beast number. [Loungrides]