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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
1598450993196901999 ~1995
1598468393196936799 ~1995
1598534513197069039 ~1995
1598537513197075039 ~1995
1598595233197190479 ~1995
159861853351696076710 ~1998
1598648393197296799 ~1995
1598699033197398079 ~1995
1598725433197450879 ~1995
1598729393197458799 ~1995
1598804993197609999 ~1995
1598854193197708399 ~1995
1598918993197837999 ~1995
1598944313197888639 ~1995
159896669127917335310 ~1997
1598983913197967839 ~1995
1599015593198031199 ~1995
1599051713198103439 ~1995
1599097913198195839 ~1995
1599142339594853999 ~1996
1599203993198407999 ~1995
1599224033198448079 ~1995
1599227513198455039 ~1995
1599328913198657839 ~1995
1599334913198669839 ~1995
Exponent Prime Factor Digits Year
1599370339596221999 ~1996
159937409767699563310 ~1998
1599397793198795599 ~1995
1599399713198799439 ~1995
1599400219596401279 ~1996
1599418913198837839 ~1995
1599440033198880079 ~1995
1599445793198891599 ~1995
1599672113199344239 ~1995
159971839159971839110 ~1997
1599725633199451279 ~1995
159979397127983517710 ~1997
1599841793199683599 ~1995
1599863993199727999 ~1995
159987691159987691110 ~1997
159989359159989359110 ~1997
1599904433199808879 ~1995
159993089127994471310 ~1997
1599946739599680399 ~1996
1599951833199903679 ~1995
1599975113199950239 ~1995
1600131739600790399 ~1996
1600143593200287199 ~1995
1600194233200388479 ~1995
1600198313200396639 ~1995
Exponent Prime Factor Digits Year
1600203233200406479 ~1995
160021451128017160910 ~1997
160022879128018303310 ~1997
1600270339601621999 ~1996
1600332593200665199 ~1995
1600338918833870783311 ~2001
160034429128027543310 ~1997
1600384193200768399 ~1995
1600470713200941439 ~1995
160049317736226858310 ~1998
1600527019603162079 ~1996
1600527233201054479 ~1995
160058257256093211310 ~1997
1600611233201222479 ~1995
1600651313201302639 ~1995
160066541128053232910 ~1997
1600668593201337199 ~1995
1600680113201360239 ~1995
160068497224095895910 ~1997
1600701593201403199 ~1995
1600702793201405599 ~1995
160089887416233706310 ~1998
1600920593201841199 ~1995
1600931779605590639 ~1996
1600945313201890639 ~1995
Exponent Prime Factor Digits Year
1600967633201935279 ~1995
1601040539606243199 ~1996
160104097640416388110 ~1998
160104941768503716910 ~1998
1601068793202137599 ~1995
1601132513202265039 ~1995
1601138513202277039 ~1995
1601182193202364399 ~1995
160119257128095405710 ~1997
160119611128095688910 ~1997
1601302139607812799 ~1996
1601307593202615199 ~1995
1601323193202646399 ~1995
1601349379608096239 ~1996
1601350433202700879 ~1995
160135093256216148910 ~1997
160137487160137487110 ~1997
1601434433202868879 ~1995
1601442233202884479 ~1995
160148801128119040910 ~1997
160148999128119199310 ~1997
1601532713203065439 ~1995
1601553113203106239 ~1995
1601635433203270879 ~1995
160164629128131703310 ~1997
2717
GIMPS The Prime Pages FactorDb.com
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25-07-08