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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
62989627113381328710 ~1994
629896975039175779 ~1993
629903031259806079 ~1992
62991727100786763310 ~1994
629928591259857199 ~1992
629934711259869439 ~1992
629947791259895599 ~1992
629957991259915999 ~1992
629963215039705699 ~1993
629963991259927999 ~1992
629968191259936399 ~1992
629988111259976239 ~1992
629992675039941379 ~1993
630010911260021839 ~1992
630034431260068879 ~1992
630040876300408719 ~1994
630041631260083279 ~1992
630047275040378179 ~1993
630054831260109679 ~1992
630068991260137999 ~1992
630091191260182399 ~1992
630092391260184799 ~1992
630121431260242879 ~1992
630131991260263999 ~1992
630135231260270479 ~1992
Exponent Prime Factor Digits Year
630139573780837439 ~1993
630169311260338639 ~1992
630175791260351599 ~1992
63018139403316089710 ~1996
630185031260370079 ~1992
630204591260409199 ~1992
630209391260418799 ~1992
63021229302501899310 ~1995
630217133781302799 ~1993
630230391260460799 ~1992
630238431260476879 ~1992
630239511260479039 ~1992
630240773781444639 ~1993
630241911260483839 ~1992
630251413781508479 ~1993
630257991260515999 ~1992
630263031260526079 ~1992
630279613781677679 ~1993
63029929138665843910 ~1994
630301191260602399 ~1992
630304791260609599 ~1992
630315831260631679 ~1992
630345111260690239 ~1992
630353631260707279 ~1992
630361373782168239 ~1993
Exponent Prime Factor Digits Year
630362511260725039 ~1992
630365031260730079 ~1992
630367191260734399 ~1992
630372111260744239 ~1992
63038719302585851310 ~1995
630387436303874319 ~1994
63039167113470500710 ~1994
630392413782354479 ~1993
630399231260798479 ~1992
63039979113471962310 ~1994
630430911260861839 ~1992
630437031260874079 ~1992
630446991260893999 ~1992
630448431260896879 ~1992
630449391260898799 ~1992
630478431260956879 ~1992
630499191260998399 ~1992
630512511261025039 ~1992
630520431261040879 ~1992
63053737100885979310 ~1994
630540733783244399 ~1993
630556911261113839 ~1992
630567711261135439 ~1992
630602511261205039 ~1992
630639711261279439 ~1992
Exponent Prime Factor Digits Year
630652975045223779 ~1993
630655733783934399 ~1993
630661973783971839 ~1993
630665511261331039 ~1992
630670191261340399 ~1992
630678711261357439 ~1992
630692031261384079 ~1992
630694375045554979 ~1993
630701031261402079 ~1992
630704991261409999 ~1992
630705711261411439 ~1992
630716933784301599 ~1993
63071711201829475310 ~1995
630726711261453439 ~1992
630730791261461599 ~1992
630733191261466399 ~1992
630739191261478399 ~1992
630744973784469839 ~1993
630746391261492799 ~1992
630752511261505039 ~1992
630753711261507439 ~1992
630779991261559999 ~1992
630793431261586879 ~1992
630798831261597679 ~1992
63082237857918423310 ~1996
2217
GIMPS The Prime Pages FactorDb.com
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25-07-08