Emirp

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1Glossary absolute prime a prime that remains prime for all permutations of its digits. E.g., 199, 919, and 991 are all primes. German mathematician H. E. Richert (1924–1993) originally called it a permutable prime. alm

Glossary absolute prime a prime that remains prime for all permutations of its digits. E.g., 199, 919, and 991 are all primes. German mathematician H. E. Richert (1924–1993) originally called it a permutable prime. alm

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Source URL: www.utm.edu

Language: English - Date: 2009-10-06 03:24:40
2Prime Curios!  13 Oxford, England. She is now a retired teacher whose married name is Venetia Phair. [Paddy]

Prime Curios! 13 Oxford, England. She is now a retired teacher whose married name is Venetia Phair. [Paddy]

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Source URL: www.utm.edu

Language: English - Date: 2009-10-06 03:03:50
331  Prime Curios! The smallest prime such that replacing each digit d with d copies of the digit d produces a different prime (3331).

31 Prime Curios! The smallest prime such that replacing each digit d with d copies of the digit d produces a different prime (3331).

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Source URL: www.utm.edu

Language: English - Date: 2009-10-06 03:07:42