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This number is a prime.
1 2345678910 1112131415 1617181920 2122232425 2627282931
Single Curio View: (Seek other curios for this number)The concatenated dates of the month without 30 is prime. Interesting that if you insert the number 30, you find that the new composite has a prime divisor of 29, the last date in a leap year! Proved prime by APRT-CLE. [Haga]
Submitted: 2004-02-02 05:45:55; Last Modified: 2008-01-30 11:28:00.
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