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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
9729743194594878 ~1986
9729983194599678 ~1986
9730163194603278 ~1986
9730247778419778 ~1987
9730499194609998 ~1986
97306572335357699 ~1988
9730691194613838 ~1986
9730709778456738 ~1987
9730753583845198 ~1987
9731101583866078 ~1987
97313172335516099 ~1988
9731321778505698 ~1987
9731699194633998 ~1986
9731699778535938
9732011194640238 ~1986
9732071194641438 ~1986
9732179194643598 ~1986
9732263194645278 ~1986
9732299778583938 ~1987
9732311194646238 ~1986
9732599778607938 ~1987
9732659194653198 ~1986
97326771362574799 ~1988
9732917778633378 ~1987
9732923194658478 ~1986
Exp. Prime Factor Digits Year
9733001778640098 ~1987
9733631194672638 ~1986
9733651973365118 ~1987
9733679194673598 ~1986
9734243194684878 ~1986
9734321584059278 ~1987
9734411778752898 ~1987
9734513584070798 ~1987
9734579194691598 ~1986
9734639194692798 ~1986
9735263194705278 ~1986
9735311194706238 ~1986
9735833584149998 ~1987
9736409778912738 ~1987
9736451194729038 ~1986
9736457584187438 ~1987
9736847778947778 ~1987
9737111194742238 ~1986
9737201584232078 ~1987
9737207778976578 ~1987
9737879194757598 ~1986
97378871558061939 ~1988
9738023194760478 ~1986
9738107779048578 ~1987
9738191194763838 ~1986
Exp. Prime Factor Digits Year
9738389779071138 ~1987
97384018375024879 ~1990
97386611558185779 ~1988
9738767779101378 ~1987
9739117584347038 ~1987
97391331363478639 ~1988
97391511753047199 ~1988
9739417584365038 ~1987
9739451194789038 ~1986
9739451779156098
9739643194792878 ~1986
9739771973977118 ~1987
9739781584386878 ~1987
9739811194796238 ~1986
9740177584410638 ~1987
9740183194803678 ~1986
9740309779224738 ~1987
9740729779258338 ~1987
9740741584444478 ~1987
9740771194815438 ~1986
9740827974082718 ~1987
9741287779302978 ~1987
9741377584482638 ~1987
9741383194827678 ~1986
9741701584502078 ~1987
Exp. Prime Factor Digits Year
9742391194847838 ~1986
9742541584552478 ~1987
9742679194853598 ~1986
97427391753693039 ~1988
9742757584565438 ~1987
9743003194860078 ~1986
97430037014962179
9743267779461378 ~1987
9743351194867038 ~1986
9743947974394718 ~1987
9743963194879278 ~1986
9744037584642238 ~1987
9744257584655438 ~1987
9744313584658798 ~1987
9744419194888398 ~1986
97444813897792419 ~1989
9744599194891998 ~1986
9744851194897038 ~1986
9744863194897278 ~1986
9744869779589538 ~1987
9744901584694078 ~1987
9745013584700798 ~1987
9745511194910238 ~1986
9745523194910478 ~1986
9745739779659138 ~1987
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26-07-05