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Primes base : prev. 123 124 125 126 127 128 129 130 131 132 next Currently known Generalized Cullen prime numbers for base = 128: 7.749 * 128 7.749 + 1 is prime! [16.333 digits] by S. Harvey 561 * 128 561 + 1 is prime! [1.185 digits] by S. Harvey 35 * 128 35 + 1 is prime! [76 digits] by S. Harvey 9 * 128 9 + 1 is prime! [20 digits] by S. Harvey |
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URL: http://www.primzahlenarchiv.de Last Modified 27.07.2004 questions and comments to Daniel Hermle |