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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
5609951112199038 ~1984
5610161448812898 ~1985
5610197336611838 ~1985
5610233785432638 ~1986
5610461336627678 ~1985
56104691683140719 ~1987
56105871346540899 ~1986
5610653336639198 ~1985
5610797448863778 ~1985
5610887448870978 ~1985
5610977785536798 ~1986
5611019112220398 ~1984
5611043112220878 ~1984
5611223112224478 ~1984
5611721336703278 ~1985
5611841336710478 ~1985
5611871112237438 ~1984
5612107561210718 ~1985
5612111112242238 ~1984
5612221336733278 ~1985
5612249785714878 ~1986
5612291112245838 ~1984
5612339112246798 ~1984
5612423112248478 ~1984
5612447448995778 ~1985
Exp. Prime Factor Digits Year
5612591112251838 ~1984
5612609449008738 ~1985
5612951449036098 ~1985
5613217898114738 ~1986
5613431112268638 ~1984
5613457336807438 ~1985
5613563112271278 ~1984
5613623112272478 ~1984
5613857449108578 ~1985
5614061336843678 ~1985
5614223112284478 ~1984
5614523112290478 ~1984
5614589449167138 ~1985
5614681336880878 ~1985
5614919449193538 ~1985
5615107561510718 ~1985
5615167898426738 ~1986
5615213336912798 ~1985
5615273336916398 ~1985
5615579112311598 ~1984
5615699112313998 ~1984
5615713336942798 ~1985
5615723112314478 ~1984
5615741336944478 ~1985
5615803561580318 ~1985
Exp. Prime Factor Digits Year
5615891112317838 ~1984
5616097898575538 ~1986
5616277336976638 ~1985
56163831347931939 ~1986
56163891684916719 ~1987
5616431112328638 ~1984
56164312358901039
56164331684929919 ~1987
56165572695947379 ~1987
5616643561664318 ~1985
5616679117950259110 ~1989
5616883561688318 ~1985
5616893337013598 ~1985
5616967561696718 ~1985
5617043112340878 ~1984
5617211112344238 ~1984
5617301337038078 ~1985
5617349449387938 ~1985
5617421337045278 ~1985
5617421449393698
5617499112349998 ~1984
5617639534799232910 ~1990
5617741337064478 ~1985
5617897898863538 ~1986
56180271011244879 ~1986
Exp. Prime Factor Digits Year
5618111112362238 ~1984
5618441337106478 ~1985
5618579449486338 ~1985
5618581337114878 ~1985
5618777337126638 ~1985
56190731236196079 ~1986
5619143112382878 ~1984
5619203112384078 ~1984
5619379561937918 ~1985
5619473786726238 ~1986
5619487561948718 ~1985
5619547561954718 ~1985
5619683112393678 ~1984
5619701449576098 ~1985
5619919561991918 ~1985
5619983112399678 ~1984
5620091112401838 ~1984
5620271112405438 ~1984
56203396294779699 ~1988
5620451112409038 ~1984
5620453337227198 ~1985
5620493337229598 ~1985
5620709449656738 ~1985
5620799449663938 ~1985
5620913337254798 ~1985
754
GIMPS The Prime Pages FactorDb.com
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26-02-08