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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
1233657863246731572710 ~2002
1233696983246739396710 ~2002
1233704113740222467910 ~2003
1233739313740243587910 ~2003
1233794117740276470310 ~2003
1233796523246759304710 ~2002
1233840131246768026310 ~2002
123389736710858296829712 ~2006
1233908471246781694310 ~2002
12339099593948511868911 ~2005
1233912083246782416710 ~2002
1233960863246792172710 ~2002
1233980123246796024710 ~2002
12340327131727645798311 ~2004
1234083419246816683910 ~2002
1234122671246824534310 ~2002
1234148759246829751910 ~2002
1234224863246844972710 ~2002
12342735434937094172111 ~2005
1234284743246856948710 ~2002
123429279128635592751312 ~2007
1234299061740579436710 ~2003
1234324979246864995910 ~2002
1234412411246882482310 ~2002
1234515013740709007910 ~2003
Exponent Prime Factor Digits Year
1234564151246912830310 ~2002
1234588499246917699910 ~2002
1234626551246925310310 ~2002
1234629661740777796710 ~2003
1234629923246925984710 ~2002
1234689383246937876710 ~2002
1234703111246940622310 ~2002
1234715903246943180710 ~2002
1234874161740924496710 ~2003
12349026236915454688911 ~2006
1234995299246999059910 ~2002
1235010851247002170310 ~2002
1235012171247002434310 ~2002
1235016683247003336710 ~2002
1235026781741016068710 ~2003
1235027273741016363910 ~2003
12350481832964115639311 ~2005
1235088781741053268710 ~2003
1235213891247042778310 ~2002
1235215259247043051910 ~2002
1235217023247043404710 ~2002
1235221573741132943910 ~2003
1235222951247044590310 ~2002
12352527232964606535311 ~2005
1235263391247052678310 ~2002
Exponent Prime Factor Digits Year
1235289383247057876710 ~2002
1235299151247059830310 ~2002
1235401283247080256710 ~2002
1235417857741250714310 ~2003
1235426453741255871910 ~2003
1235457479247091495910 ~2002
1235491343247098268710 ~2002
1235606111247121222310 ~2002
1235622841741373704710 ~2003
1235626811247125362310 ~2002
12356344692965522725711 ~2005
1235649839247129967910 ~2002
1235668139247133627910 ~2002
1235680871247136174310 ~2002
1235701681741421008710 ~2003
1235716019247143203910 ~2002
12357627832965830679311 ~2005
1235796599247159319910 ~2002
1235799179247159835910 ~2002
1235835253741501151910 ~2003
1235853851247170770310 ~2002
1235864969988691975310 ~2003
1235883191247176638310 ~2002
1235905739988724591310 ~2003
1235933519247186703910 ~2002
Exponent Prime Factor Digits Year
1235942303247188460710 ~2002
1235946623247189324710 ~2002
1235980679988784543310 ~2003
12359938131730391338311 ~2004
1236010871247202174310 ~2002
1236026999247205399910 ~2002
1236083111247216622310 ~2002
12360995931730539430311 ~2004
1236117731247223546310 ~2002
1236141457741684874310 ~2003
1236165937741699562310 ~2003
1236253049989002439310 ~2003
1236324059247264811910 ~2002
1236361811247272362310 ~2002
1236387263247277452710 ~2002
1236401053741840631910 ~2003
1236412763247282552710 ~2002
1236433823247286764710 ~2002
12364883331731083666311 ~2004
12364962731978394036911 ~2004
1236507317741904390310 ~2003
12365444711236544471111 ~2004
1236565931247313186310 ~2002
1236575183247315036710 ~2002
1236581231247316246310 ~2002
3615
GIMPS The Prime Pages FactorDb.com
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25-06-08