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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
2205296231441059246310 ~2004
22054944411323296664711 ~2005
2205601259441120251910 ~2004
2205661499441132299910 ~2004
2205712559441142511910 ~2004
2205746111441149222310 ~2004
2205755171441151034310 ~2004
2205780611441156122310 ~2004
22058151891764652151311 ~2005
220593028319853372547112 ~2008
2205984551441196910310 ~2004
22060222371323613342311 ~2005
2206025963441205192710 ~2004
2206143503441228700710 ~2004
22063625531323817531911 ~2005
2206442999441288599910 ~2004
2206523723441304744710 ~2004
22065835731323950143911 ~2005
2206585679441317135910 ~2004
22067079591765366367311 ~2005
22067496411324049784711 ~2005
2206837103441367420710 ~2004
2206936799441387359910 ~2004
2207081603441416320710 ~2004
2207140343441428068710 ~2004
Exponent Prime Factor Digits Year
2207150279441430055910 ~2004
2207165651441433130310 ~2004
22071706331324302379911 ~2005
2207231891441446378310 ~2004
22072417311765793384911 ~2005
2207293499441458699910 ~2004
22073130373531700859311 ~2006
2207492411441498482310 ~2004
2207499023441499804710 ~2004
22075488533090568394311 ~2006
22075501793973590322311 ~2006
22076197971766095837711 ~2005
2207639723441527944710 ~2004
2207678699441535739910 ~2004
22077106133090794858311 ~2006
22078382211766270576911 ~2005
22079466591766357327311 ~2005
22079489713532718353711 ~2006
22079879331324792759911 ~2005
2207991911441598382310 ~2004
22079940531324796431911 ~2005
2208048959441609791910 ~2004
22080906312208090631111 ~2006
22081576872208157687111 ~2006
2208346691441669338310 ~2004
Exponent Prime Factor Digits Year
2208378299441675659910 ~2004
2208472943441694588710 ~2004
2208617531441723506310 ~2004
2208629063441725812710 ~2004
2208658019441731603910 ~2004
22086836411325210184711 ~2005
2208774791441754958310 ~2004
2208797711441759542310 ~2004
2208858563441771712710 ~2004
2208892463441778492710 ~2004
2208932471441786494310 ~2004
2208959099441791819910 ~2004
2209006643441801328710 ~2004
2209125179441825035910 ~2004
2209311743441862348710 ~2004
2209353959441870791910 ~2004
2209357499441871499910 ~2004
2209404563441880912710 ~2004
22094309691767544775311 ~2005
2209507763441901552710 ~2004
2209544339441908867910 ~2004
2209546523441909304710 ~2004
2209592831441918566310 ~2004
22095962871767677029711 ~2005
2209654151441930830310 ~2004
Exponent Prime Factor Digits Year
22096804971767744397711 ~2005
2209681163441936232710 ~2004
22097612411325856744711 ~2005
2209797179441959435910 ~2004
2209836539441967307910 ~2004
2209908539441981707910 ~2004
2209950719441990143910 ~2004
2209987823441997564710 ~2004
2210017151442003430310 ~2004
22101109272210110927111 ~2006
2210137991442027598310 ~2004
2210161799442032359910 ~2004
2210254331442050866310 ~2004
2210320979442064195910 ~2004
2210402399442080479910 ~2004
2210464031442092806310 ~2004
2210501171442100234310 ~2004
2210547863442109572710 ~2004
2210592911442118582310 ~2004
22106425731326385543911 ~2005
22107090013537134401711 ~2006
2210729063442145812710 ~2004
2210736299442147259910 ~2004
22107814513537250321711 ~2006
2210794823442158964710 ~2004
3878
GIMPS The Prime Pages FactorDb.com
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25-07-08