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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
4701966893667534174311 ~2003
470233273282139963910 ~2000
4702443719404887439 ~1999
4702453439404906879 ~1999
4702616639405233279 ~1999
4702705091034595119911 ~2001
4702720319405440639 ~1999
4702765319405530639 ~1999
4702889639405779279 ~1999
4702905599405811199 ~1999
470291567376233253710 ~2000
4702996731128719215311 ~2001
4703032799406065599 ~1999
4703313599406627199 ~1999
4703322839406645679 ~1999
4703430599406861199 ~1999
4703606999407213999 ~1999
4703659439407318879 ~1999
4703679839407359679 ~1999
4703681039407362079 ~1999
4703747999407495999 ~1999
4703792519407585039 ~1999
4703840039407680079 ~1999
4703938799407877599 ~1999
470407961282244776710 ~2000
Exponent Prime Factor Digits Year
4704116039408232079 ~1999
470417461282250476710 ~2000
4704460199408920399 ~1999
4704520439409040879 ~1999
470452421376361936910 ~2000
4704535799409071599 ~1999
4704667919409335839 ~1999
470474111376379288910 ~2000
4704982199409964399 ~1999
4705221599410443199 ~1999
4705249911223364976711 ~2001
4705271039410542079 ~1999
4705290239410580479 ~1999
470534173282320503910 ~2000
470564819376451855310 ~2000
4705651033388068741711 ~2003
4705845231129402855311 ~2001
4705965599411931199 ~1999
470602267752963627310 ~2001
4706032511976533654311 ~2002
4706049839412099679 ~1999
4706057999412115999 ~1999
4706170799412341599 ~1999
4706436719412873439 ~1999
4706461199412922399 ~1999
Exponent Prime Factor Digits Year
4706472119412944239 ~1999
4706654399413308799 ~1999
4706968199413936399 ~1999
4707049919414099839 ~1999
4707081599414163199 ~1999
470716559376573247310 ~2000
4707172319414344639 ~1999
4707201719414403439 ~1999
4707212399414424799 ~1999
4707233399414466799 ~1999
4707446639414893279 ~1999
4707503639415007279 ~1999
4707676799415353599 ~1999
4707679371129843048911 ~2001
4707749639415499279 ~1999
470775119376620095310 ~2000
470780593282468355910 ~2000
4707899831883159932111 ~2002
4707916199415832399 ~1999
4708204331412461299111 ~2002
470828573282497143910 ~2000
470831237282498742310 ~2000
4708460039416920079 ~1999
4708493639416987279 ~1999
4708509239417018479 ~1999
Exponent Prime Factor Digits Year
4708533599417067199 ~1999
4708539599417079199 ~1999
470854861753367777710 ~2001
470859607470859607110 ~2000
470874797659224715910 ~2001
470897717282538630310 ~2000
4709040239418080479 ~1999
4709139599418279199 ~1999
4709264999418529999 ~1999
4709325239418650479 ~1999
4709731439419462879 ~1999
470976971376781576910 ~2000
4709802599419605199 ~1999
4709875919419751839 ~1999
4709992799419985599 ~1999
4710089039420178079 ~1999
4710237839420475679 ~1999
4710282239420564479 ~1999
471045389376836311310 ~2000
4710615839421231679 ~1999
471071599471071599110 ~2000
471076657282645994310 ~2000
4710863831884345532111 ~2002
4710945239421890479 ~1999
4710991319421982639 ~1999
3633
GIMPS The Prime Pages FactorDb.com
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26-07-05