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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
2647642331217915471911 ~2000
2647677311906327663311 ~2001
264768989370676584710 ~1999
2647835035295670079 ~1997
264810193158886115910 ~1998
264812971476663347910 ~1999
2648130235296260479 ~1997
2648180035296360079 ~1997
2648230435296460879 ~1997
2648232595296465199 ~1997
2648283835296567679 ~1997
2648327035296654079 ~1997
2648396995296793999 ~1997
2648451115296902239 ~1997
2648509195297018399 ~1997
2648511835297023679 ~1997
2648530795297061599 ~1997
2648573635297147279 ~1997
2648619115297238239 ~1997
264874471476774047910 ~1999
2648788915297577839 ~1997
264890677158934406310 ~1998
2648981635297963279 ~1997
2649011515298023039 ~1997
264909103635781847310 ~1999
Exponent Prime Factor Digits Year
2649161995298323999 ~1997
264918967264918967110 ~1998
2649190435298380879 ~1997
264926293158955775910 ~1998
264929453158957671910 ~1998
2649334795298669599 ~1997
264938327688839650310 ~2000
2649410035298820079 ~1997
264956221158973732710 ~1998
264956773158974063910 ~1998
2649651715299303439 ~1997
2649725635299451279 ~1997
2649737635299475279 ~1997
2649752995299505999 ~1997
2649841195299682399 ~1997
2649904315299808639 ~1997
2649932995299865999 ~1997
264998933158999359910 ~1998
2650024315300048639 ~1997
2650056595300113199 ~1997
2650094995300189999 ~1997
2650100995300201999 ~1997
2650153195300306399 ~1997
265021873159013123910 ~1998
2650243795300487599 ~1997
Exponent Prime Factor Digits Year
2650415035300830079 ~1997
2650514995301029999 ~1997
2650547995301095999 ~1997
2650582195301164399 ~1997
265058947477106104710 ~1999
2650597795301195599 ~1997
2650631635301263279 ~1997
2650667515301335039 ~1997
2650668115301336239 ~1997
2650669795301339599 ~1997
2650671715301343439 ~1997
265067563265067563110 ~1998
265075697159045418310 ~1998
2650769635301539279 ~1997
2650817635301635279 ~1997
2650960435301920879 ~1997
265106557159063934310 ~1998
2651124835302249679 ~1997
2651132395302264799 ~1997
2651239315302478639 ~1997
2651250835302501679 ~1997
2651336995302673999 ~1997
2651460235302920479 ~1997
265146353636351247310 ~1999
265148909848476508910 ~2000
Exponent Prime Factor Digits Year
265167979265167979110 ~1998
2651768395303536799 ~1997
2651782795303565599 ~1997
265181201159108720710 ~1998
2651821435303642879 ~1997
265190801795572403110 ~2000
2651969035303938079 ~1997
2652022435304044879 ~1997
265221017212176813710 ~1998
2652228235304456479 ~1997
2652287395304574799 ~1997
265230697159138418310 ~1998
2652345235304690479 ~1997
2652379915304759839 ~1997
265244233159146539910 ~1998
2652461395304922799 ~1997
2652535915305071839 ~1997
2652556315305112639 ~1997
2652564715305129439 ~1997
2652582235305164479 ~1997
2652628435305256879 ~1997
2652657715305315439 ~1997
265270633159162379910 ~1998
2652735235305470479 ~1997
2652749635305499279 ~1997
2893
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25-04-20