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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
1994623793989247599 ~1996
1994630513989261039 ~1996
1994684993989369999 ~1996
1994700833989401679 ~1996
1994775113989550239 ~1996
1994805113989610239 ~1996
1994830793989661599 ~1996
1994872193989744399 ~1996
1994926913989853839 ~1996
199503167159602533710 ~1997
199503277478807864910 ~1998
199503571199503571110 ~1998
1995039113990078239 ~1996
1995086633990173279 ~1996
1995115193990230399 ~1996
1995150833990301679 ~1996
199521037119712622310 ~1997
1995232313990464639 ~1996
1995326033990652079 ~1996
1995330233990660479 ~1996
199533031319252849710 ~1998
1995400313990800639 ~1996
1995403313990806639 ~1996
199543061119725836710 ~1997
1995447713990895439 ~1996
Exponent Prime Factor Digits Year
1995474833990949679 ~1996
1995501713991003439 ~1996
1995513113991026239 ~1996
199551761119731056710 ~1997
1995520572993280855111 ~2000
1995520913991041839 ~1996
1995523433991046879 ~1996
1995567233991134479 ~1996
1995571913991143839 ~1996
199563913119738347910 ~1997
199572221119743332710 ~1997
1995724793991449599 ~1996
1995839633991679279 ~1996
1995853433991706879 ~1996
199587589439092695910 ~1998
199610197119766118310 ~1997
199617307199617307110 ~1998
199622699359320858310 ~1998
199628321598884963110 ~1999
199629389159703511310 ~1997
1996300193992600399 ~1996
199635479159708383310 ~1997
1996359113992718239 ~1996
199639949598919847110 ~1999
1996417793992835599 ~1996
Exponent Prime Factor Digits Year
1996432193992864399 ~1996
199644437279502211910 ~1998
1996516433993032879 ~1996
199661467199661467110 ~1998
1996699372076567344911 ~2000
199681829159745463310 ~1997
1996821833993643679 ~1996
199683661439304054310 ~1998
1996871393993742799 ~1996
1996927913993855839 ~1996
1996940393993880799 ~1996
1996957313993914639 ~1996
1997018513994037039 ~1996
1997033513994067039 ~1996
1997041433994082879 ~1996
1997094233994188479 ~1996
1997110793994221599 ~1996
199714241119828544710 ~1997
1997175713994351439 ~1996
199718201599154603110 ~1999
1997186633994373279 ~1996
199725377159780301710 ~1997
199726061159780848910 ~1997
1997302313994604639 ~1996
1997338193994676399 ~1996
Exponent Prime Factor Digits Year
1997400713994801439 ~1996
1997443793994887599 ~1996
1997495513994991039 ~1996
1997504033995008079 ~1996
199757167199757167110 ~1998
1997627633995255279 ~1996
199767599159814079310 ~1997
1997720033995440079 ~1996
1997770793995541599 ~1996
199792603199792603110 ~1998
1997930033995860079 ~1996
199796453119877871910 ~1997
199798321119878992710 ~1997
1997991113995982239 ~1996
199799891159839912910 ~1997
1998034913996069839 ~1996
1998261971398783379111 ~2000
1998265313996530639 ~1996
1998278633996557279 ~1996
1998337793996675599 ~1996
199838677119903206310 ~1997
1998562913997125839 ~1996
199856537479655688910 ~1998
1998636233997272479 ~1996
1998649433997298879 ~1996
2751
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25-04-13