Cube Challenge 3^3=27 Please join us for a PRPNet challenge at the 27 prime search project from the 27th May till 3rd of June. Leading edge of the search now up to 6,525,272 on both the plus and minus sides. Goal will be to get to 6.6M and hopefully find a big prime! More about the 27121 prime search can be found here. News and infos about the PRPNet client can be found here. Stats will be available at the well known place here. All previous PRPNet challenge stats can be found here. Discussion and more information can be found here: 2017 PRPNet May-June Challenge. Good luck!

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