25262...74849 (50-digits)
This number is a prime.
2526272829 3031323334 3536373839 4041424344 4546474849
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The only prime formed by concatenating (in ascending order) 25 consecutive double-digit numbers. Note that the first number is 25. [Loungrides]
Submitted: 2009-09-27 07:15:26; Last Modified: 2009-09-27 14:29:54.
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