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Repunit exponent mersenne numbers
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2020-10-16, 11:28
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Viliam Furik
"Viliam FurÃk"
Jul 2018
Martin, Slovakia
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_{8}
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Uhm, I'm sorry, but I think you don't understand what the thread is about. I am searching for factors of Mersenne numbers which exponent is a base-10 repunit prime.
I have found that M(REP(23)) = M11111111111111111111111 has a factor.
Viliam Furik
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