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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
22880339457606798 ~1988
22880723457614478 ~1988
22880771457615438 ~1988
22880999457619998 ~1988
22881011457620238 ~1988
228814211372885279 ~1990
22881431457628638 ~1988
22882019457640398 ~1988
228820194118763439
228823931372943599 ~1990
22882439457648798 ~1988
22882763457655278 ~1988
22883123457662478 ~1988
22884311457686238 ~1988
22885283457705678 ~1988
22885883457717678 ~1988
22885991457719838 ~1988
22886021562996116710 ~1994
228861131373166799 ~1990
22886399457727998 ~1988
228865791830926339 ~1990
22886639457732798 ~1988
22886663457733278 ~1988
22886723457734478 ~1988
228868611373211679 ~1990
Exponent Prime Factor Digits Year
22887239457744798 ~1988
22887251457745038 ~1988
22887503457750078 ~1988
22888031457760638 ~1988
22888499457769998 ~1988
228891771831134179 ~1990
228892639613490479 ~1992
228896171373377039 ~1990
22889831457796638 ~1988
22891343457826878 ~1988
22891499457829998 ~1988
228916633662666099 ~1991
22892711457854238 ~1988
22892819457856398 ~1988
228930073662881139 ~1991
22893011457860238 ~1988
22893443457868878 ~1988
22893683457873678 ~1988
228937331373623999 ~1990
228940131373640799 ~1990
22894451457889038 ~1988
22894559457891198 ~1988
228948471831587779 ~1990
22894919457898398 ~1988
22895423457908478 ~1988
Exponent Prime Factor Digits Year
22895759457915198 ~1988
22895963457919278 ~1988
22896551457931038 ~1988
228969531373817199 ~1990
22897241233551858310 ~1993
228982611831860899 ~1990
228983274121698879 ~1991
22898699457973998 ~1988
228993111831944899 ~1990
22899983457999678 ~1988
22900379458007598 ~1988
229005971374035839 ~1990
229006371374038239 ~1990
22900739458014798 ~1988
229014073664225139 ~1991
22901519458030398 ~1988
22901639458032798 ~1988
22901891458037838 ~1988
229020731374124399 ~1990
22902263458045278 ~1988
229027513664440179 ~1991
22903271458065438 ~1988
22903691458073838 ~1988
229043933206615039 ~1991
22904663458093278 ~1988
Exponent Prime Factor Digits Year
22905059458101198 ~1988
22905131458102638 ~1988
22905359458107198 ~1988
229056011374336079 ~1990
229061091832488739 ~1990
22906391458127838 ~1988
22906619458132398 ~1988
22906703458134078 ~1988
22907639458152798 ~1988
22908131458162638 ~1988
22908491458169838 ~1988
22908779458175598 ~1988
22908863458177278 ~1988
22910003458200078 ~1988
229100391832803139 ~1990
229100771260054235111 ~1994
22910243458204878 ~1988
22910579458211598 ~1988
22910843458216878 ~1988
22911431458228638 ~1988
22911851458237038 ~1988
22912511458250238 ~1988
22912811458256238 ~1988
22913279458265598 ~1988
22913939458278798 ~1988
1509
GIMPS The Prime Pages FactorDb.com
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25-04-13