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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
266664112133312899
26666483533329678 ~1989
266670412133363299 ~1990
26667359533347198 ~1989
26667479533349598 ~1989
266688472133507779 ~1990
266689272666892719 ~1991
26668927282690626310
26668991533379838 ~1989
266689973733659599 ~1991
26669099533381998 ~1989
26669231533384638 ~1989
26669543533390878 ~1989
26670239533404798 ~1989
26670503533410078 ~1989
266711331600267999 ~1990
26671679533433598 ~1989
266719192133753539 ~1990
26672351533447038 ~1989
26672531533450638 ~1989
266729171600375039 ~1990
26673371533467438 ~1989
266734211600405279 ~1990
26674579154712558310 ~1993
26674811533496238 ~1989
Exponent Prime Factor Digits Year
26675459533509198 ~1989
26675783533515678 ~1989
266758611600551679 ~1990
26676203533524078 ~1989
266765771600594639 ~1990
26677571533551438 ~1989
26677583533551678 ~1989
26677991533559838 ~1989
26678051533561038 ~1989
26678279533565598 ~1989
26678759533575198 ~1989
26678891533577838 ~1989
266791792134334339 ~1990
26679491533589838 ~1989
266804392134435139 ~1990
26680523533610478 ~1989
26680679533613598 ~1989
266806814268908979 ~1991
26680991533619838 ~1989
26681411533628238 ~1989
26681639533632798 ~1989
26681663533633278 ~1989
26681723533634478 ~1989
26682263533645278 ~1989
26682371533647438 ~1989
Exponent Prime Factor Digits Year
26682791533655838 ~1989
26682959533659198 ~1989
266833372134666979 ~1990
26683739133418695110 ~1992
26684771533695438 ~1989
266847731601086399 ~1990
266851811601110879 ~1990
266852592668525919 ~1991
266856971601141839 ~1990
26685863533717278 ~1989
26686043533720878 ~1989
26686103133430515110 ~1992
26686199533723998 ~1989
26686619533732398 ~1989
26686631533732638 ~1989
26687159533743198 ~1989
26687579533751598 ~1989
26687879533757598 ~1989
266880614270089779 ~1991
26688187234856045710 ~1993
266895011601370079 ~1990
26690099533801998 ~1989
26690291533805838 ~1989
26691191533823838 ~1989
26691719533834398 ~1989
Exponent Prime Factor Digits Year
26692199533843998 ~1989
266931971601591839 ~1990
266933411601600479 ~1990
26693591533871838 ~1989
26694623533892478 ~1989
26694803533896078 ~1989
26695211533904238 ~1989
26695439533908798 ~1989
266955496406931779 ~1992
26696459533929198 ~1989
266967731601806399 ~1990
266976594805578639 ~1991
26697899533957998 ~1989
266979773737716799 ~1991
26698019533960398 ~1989
26698271533965438 ~1989
26698403533968078 ~1989
26698499533969998 ~1989
266985011601910079 ~1990
266985134271762099 ~1991
26698799533975998 ~1989
26699279533985598 ~1989
26699663533993278 ~1989
26700071534001438 ~1989
267002811602016879 ~1990
1572
GIMPS The Prime Pages FactorDb.com
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24-10-27