This number is a prime.
Single Curio View: (Seek other curios for this number)The smallest prime using all the prime digits that forms another prime when each digit d is repeated d times: 3335555522227777777. Note that both primes contain a prime number of digits. [Beedassy]
Submitted: 2009-03-05 00:03:08; Last Modified: 2009-03-05 19:22:20.
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