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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
1386124703277224940710 ~2002
1386135251277227050310 ~2002
13863344832218135172911 ~2005
1386413857831848314310 ~2004
1386435733831861439910 ~2004
1386486203277297240710 ~2002
1386493379277298675910 ~2002
1386533783277306756710 ~2002
1386552899277310579910 ~2002
1386553859277310771910 ~2002
1386603059277320611910 ~2002
1386638621831983172710 ~2004
1386757271277351454310 ~2002
1386810413832086247910 ~2004
1386836411277367282310 ~2002
1386863531277372706310 ~2002
13868713932218994228911 ~2005
1386900503277380100710 ~2002
13869349031386934903111 ~2004
13869553011109564240911 ~2004
1386968699277393739910 ~2002
1386989651277397930310 ~2002
13870220534161066159111 ~2005
13870504371109640349711 ~2004
1387096559277419311910 ~2002
Exponent Prime Factor Digits Year
1387165883277433176710 ~2002
1387291751277458350310 ~2002
1387310321832386192710 ~2004
13873103691109848295311 ~2004
1387360979277472195910 ~2002
1387374953832424971910 ~2004
1387430519277486103910 ~2002
1387461503277492300710 ~2002
1387466291277493258310 ~2002
1387606331277521266310 ~2002
1387607219277521443910 ~2002
13876172271110093781711 ~2004
13876513932220242228911 ~2005
13878192493053202347911 ~2005
1387897463277579492710 ~2002
13879082871110326629711 ~2004
1387944791277588958310 ~2002
1387951151277590230310 ~2002
1387958699277591739910 ~2002
1387979699277595939910 ~2002
1387990979277598195910 ~2002
1388043851277608770310 ~2002
1388061491277612298310 ~2002
1388090897832854538310 ~2004
13881812931943453810311 ~2004
Exponent Prime Factor Digits Year
13882066392498771950311 ~2005
1388225711277645142310 ~2002
1388246663277649332710 ~2002
1388315101832989060710 ~2004
1388411891277682378310 ~2002
1388412071277682414310 ~2002
1388448623277689724710 ~2002
1388486903277697380710 ~2002
1388562671277712534310 ~2002
1388589071277717814310 ~2002
1388594279277718855910 ~2002
13885962891110877031311 ~2004
1388596681833158008710 ~2004
1388602343277720468710 ~2002
138861956916663434828112 ~2007
1388663063277732612710 ~2002
1388725031277745006310 ~2002
1388752019277750403910 ~2002
1389001499277800299910 ~2002
1389015623277803124710 ~2002
1389042299277808459910 ~2002
1389111551277822310310 ~2002
1389151979277830395910 ~2002
1389163679277832735910 ~2002
13891716133056177548711 ~2005
Exponent Prime Factor Digits Year
1389236137833541682310 ~2004
1389236603277847320710 ~2002
1389238871277847774310 ~2002
1389310211277862042310 ~2002
1389334559277866911910 ~2002
1389370583277874116710 ~2002
1389380873833628523910 ~2004
1389390421833634252710 ~2004
1389415463277883092710 ~2002
13894251712500965307911 ~2005
13894746132223159380911 ~2005
1389491219277898243910 ~2002
13896725091945541512711 ~2004
13896951891111756151311 ~2004
1389697343277939468710 ~2002
1389727379277945475910 ~2002
1389757079277951415910 ~2002
13897701891111816151311 ~2004
1389776819277955363910 ~2002
13899146211111931696911 ~2004
1390013063278002612710 ~2002
1390015163278003032710 ~2002
1390032503278006500710 ~2002
1390112543278022508710 ~2002
1390137179278027435910 ~2002
3588
GIMPS The Prime Pages FactorDb.com
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25-04-13