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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
477779527860003148710 ~2001
47780915930675348007912 ~2005
4778113439556226879 ~1999
4778120639556241279 ~1999
4778164319556328639 ~1999
4778216519556433039 ~1999
4778482199556964399 ~1999
477849553764559284910 ~2001
4778503919557007839 ~1999
4778573519557147039 ~1999
4778607119557214239 ~1999
4778608199557216399 ~1999
4778901239557802479 ~1999
477913361286748016710 ~2000
4779309239558618479 ~1999
4779361434588186972911 ~2003
4779696599559393199 ~1999
477972101286783260710 ~2000
4779774119559548239 ~1999
477981121286788672710 ~2000
477991121286794672710 ~2000
4779968999559937999 ~1999
4780111199560222399 ~1999
478014133764822612910 ~2001
4780173119560346239 ~1999
Exponent Prime Factor Digits Year
4780364519560729039 ~1999
4780472999560945999 ~1999
4780491119560982239 ~1999
4780588799561177599 ~1999
478070401286842240710 ~2000
4780954199561908399 ~1999
4781037771147449064911 ~2001
4781074919562149839 ~1999
4781116439562232879 ~1999
4781163719562327439 ~1999
4781309519562619039 ~1999
4781508372199493850311 ~2002
478172251478172251110 ~2001
478175549382540439310 ~2000
4781773731530167593711 ~2002
4781858999563717999 ~1999
4781939519563879039 ~1999
4782091919564183839 ~1999
4782162839564325679 ~1999
4782233519564467039 ~1999
4782287399564574799 ~1999
4782289319564578639 ~1999
4782323519564647039 ~1999
4782432119564864239 ~1999
478248833286949299910 ~2000
Exponent Prime Factor Digits Year
4782614999565229999 ~1999
4782663599565327199 ~1999
478275257382620205710 ~2000
478279157286967494310 ~2000
4782805319565610639 ~1999
4782892919565785839 ~1999
4782904799565809599 ~1999
478291061286974636710 ~2000
4782930839565861679 ~1999
4782993239565986479 ~1999
4783013039566026079 ~1999
4783031039566062079 ~1999
4783194599566389199 ~1999
4783227119566454239 ~1999
4783291919566583839 ~1999
478345801287007480710 ~2000
4783522799567045599 ~1999
4783567439567134879 ~1999
4783573319567146639 ~1999
4783622999567245999 ~1999
4783790039567580079 ~1999
4783830119567660239 ~1999
478402213287041327910 ~2000
478419211478419211110 ~2001
4784436119568872239 ~1999
Exponent Prime Factor Digits Year
478454213669835898310 ~2001
4784590319569180639 ~1999
4784648399569296799 ~1999
4784910599569821199 ~1999
478493159382794527310 ~2000
4784943531435483059111 ~2002
478495817287097490310 ~2000
4785013439570026879 ~1999
4785069239570138479 ~1999
4785102839570205679 ~1999
4785129599570259199 ~1999
478520837382816669710 ~2000
4785314519570629039 ~1999
478538653287123191910 ~2000
478556891382845512910 ~2000
47855842729862045844912 ~2005
4785604131435681239111 ~2002
4785656519571313039 ~1999
478574893287144935910 ~2000
4785848039571696079 ~1999
4785891239571782479 ~1999
4785968039571936079 ~1999
478600567478600567110 ~2001
4786182719572365439 ~1999
478620713287172427910 ~2000
3542
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26-04-05