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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
37897631757952638 ~1990
37898111757962238 ~1990
37898543757970878 ~1990
378987172273923039 ~1991
37899311757986238 ~1990
37900391758007838 ~1990
37900451758009038 ~1990
37900679758013598 ~1990
379011979096287299 ~1993
37901351758027038 ~1990
37901603758032078 ~1990
37901663758033278 ~1990
37901939758038798 ~1990
37902191758043838 ~1990
37902251758045038 ~1990
379023772274142639 ~1991
37902671758053438 ~1990
37902779758055598 ~1990
37903751758075038 ~1990
37903763758075278 ~1990
37904291758085838 ~1990
37904519758090398 ~1990
37904879758097598 ~1990
37904903758098078 ~1990
37905599758111998 ~1990
Exponent Prime Factor Digits Year
37906763758135278 ~1990
379070812274424879 ~1991
379072793032582339 ~1992
37907423758148478 ~1990
37907459758149198 ~1990
379080439097930339 ~1993
379084273790842719 ~1992
37909043758180878 ~1990
37909271758185438 ~1990
37909979758199598 ~1990
37910123758202478 ~1990
37910843758216878 ~1990
37910891758217838 ~1990
379115572274693439 ~1991
379116732274700399 ~1991
37911803758236078 ~1990
37911851758237038 ~1990
37911911758238238 ~1990
37912223758244478 ~1990
37912403758248078 ~1990
37913003758260078 ~1990
37913399758267998 ~1990
37913471758269438 ~1990
37914203758284078 ~1990
379142573033140579 ~1992
Exponent Prime Factor Digits Year
37914263758285278 ~1990
37914599758291998 ~1990
37914659758293198 ~1990
37914983189574915110 ~1994
37915259758305198 ~1990
379152916066446579 ~1992
37915679758313598 ~1990
379161173033289379 ~1992
379162613033300899 ~1992
379165212274991279 ~1991
379167372275004239 ~1991
37916843758336878 ~1990
37917023758340478 ~1990
37918019758360398 ~1990
379182476825284479 ~1993
379187393033499139 ~1992
379188972275133839 ~1991
37919363758387278 ~1990
37919951758399038 ~1990
37920359758407198 ~1990
37921451758429038 ~1990
379219073033752579 ~1992
37922471758449438 ~1990
37922483121351945710 ~1993
379233593033868739 ~1992
Exponent Prime Factor Digits Year
37923419758468398 ~1990
37924283758485678 ~1990
379244572275467439 ~1991
37924571758491438 ~1990
37924583758491678 ~1990
379252273792522719 ~1992
379252576068041139 ~1992
37925423758508478 ~1990
379258012275548079 ~1991
379260612275563679 ~1991
37926131758522638 ~1990
379261572275569439 ~1991
37926263758525278 ~1990
37926431758528638 ~1990
37926743758534878 ~1990
37926803758536078 ~1990
37927271758545438 ~1990
37927511758550238 ~1990
37927691758553838 ~1990
37928069121369820910 ~1993
37928591758571838 ~1990
37928699758573998 ~1990
37929299758585998 ~1990
37929959758599198 ~1990
37930031758600638 ~1990
2049
GIMPS The Prime Pages FactorDb.com
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26-03-15