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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.
Exponent Prime Factor Digits Year
306998334297976639 ~1992
30700391614007838 ~1990
30700811614016238 ~1990
30702383614047678 ~1990
30702443614048878 ~1990
307030334912485299 ~1992
30703103614062078 ~1990
30703471128954578310 ~1993
30704423614088478 ~1990
30704963614099278 ~1990
30705071614101438 ~1990
30705611614112238 ~1990
30705743614114878 ~1990
307060571842363439 ~1991
307060612456484899 ~1991
307061392456491139 ~1991
307067512456540099 ~1991
30706883614137678 ~1990
30706919614138398 ~1990
307069795527256239 ~1992
30707471614149438 ~1990
30707531614150638 ~1990
30708539614170798 ~1990
30708659614173198 ~1990
307086592456692739
Exponent Prime Factor Digits Year
30709391614187838 ~1990
307102371842614239 ~1991
307106896756351599 ~1992
30711071614221438 ~1990
30711143614222878 ~1990
307111811842670879 ~1991
30711431614228638 ~1990
30711491614229838 ~1990
30712631614252638 ~1990
30712763614255278 ~1990
307129075528323279 ~1992
30713183614263678 ~1990
30713723614274478 ~1990
30714179614283598 ~1990
30714263614285278 ~1990
30714479614289598 ~1990
30714779614295598 ~1990
307148812457190499 ~1991
30715403614308078 ~1990
307159811842958879 ~1991
30716459614329198 ~1990
30717083614341678 ~1990
307173897372173379 ~1992
30718199614363998 ~1990
307183571843101439 ~1991
Exponent Prime Factor Digits Year
30718739614374798 ~1990
307189011843134079 ~1991
30719063614381278 ~1990
30719963614399278 ~1990
30720143614402878 ~1990
30720719614414398 ~1990
30720803614416078 ~1990
30720863614417278 ~1990
30721391614427838 ~1990
30722171614443438 ~1990
30722579614451598 ~1990
30722771614455438 ~1990
307227772457822179 ~1991
307231811843390879 ~1991
307231819216954319
30723611614472238 ~1990
307237611843425679 ~1991
307237873072378719 ~1991
30723971614479438 ~1990
30724103614482078 ~1990
30724679614493598 ~1990
30725339614506798 ~1990
30725713141338279910 ~1993
30725939614518798 ~1990
30725963614519278 ~1990
Exponent Prime Factor Digits Year
30726383614527678 ~1990
30726431614528638 ~1990
30726491614529838 ~1990
30728039614560798 ~1990
30728123614562478 ~1990
307284971843709839 ~1991
30728699614573998 ~1990
307289392458315139 ~1991
30729899614597998 ~1990
307302419833677139 ~1992
30730379614607598 ~1990
30730643614612878 ~1990
30731339614626798 ~1990
30731999614639998 ~1990
30732371614647438 ~1990
30732479614649598 ~1990
307326774302574799 ~1992
30732683614653678 ~1990
30732983614659678 ~1990
30733343614666878 ~1990
30733751614675038 ~1990
30733919614678398 ~1990
307344371844066239 ~1991
30734579614691598 ~1990
30734783614695678 ~1990
1878
GIMPS The Prime Pages FactorDb.com
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26-07-05