Problem: Can all prime factors of $(a^{b \times c} - 1)$ be consecutive primes when $a, b, c \geq 3$ ?
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Would things like $17^2\cdot 19^7\cdot 23$ be allowed as factorization or only $17\cdot 19\cdot 23$? – Hagen von Eitzen Feb 26 '17 at 17:18
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@HagenvonEitzen , yes, power factor is allowed. – Michael Feb 26 '17 at 17:27