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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
320059931920359599 ~1991
320063475121015539 ~1992
32006783640135678 ~1990
32007263640145278 ~1990
32007383640147678 ~1990
32007491640149838 ~1990
32007791640155838 ~1990
320079011920474079 ~1991
32008043640160878 ~1990
32008703640174078 ~1990
32008871640177438 ~1990
32009459640189198 ~1990
32010743640214878 ~1990
32011079640221598 ~1990
32011103640222078 ~1990
32011151640223038 ~1990
32011211640224238 ~1990
320113611920681679 ~1991
32012483640249678 ~1990
32012639640252798 ~1990
32012671665863556910 ~1995
32012999640259998 ~1990
32014331640286638 ~1990
32014739640294798 ~1990
32015051640301038 ~1990
Exponent Prime Factor Digits Year
32015519640310398 ~1990
32015531640310638 ~1990
32015891640317838 ~1990
32016791313764551910 ~1994
32017439640348798 ~1990
320178011921068079 ~1991
32017871640357438 ~1990
32018699640373998 ~1990
320192835123085299 ~1992
32019863640397278 ~1990
320204331921225999 ~1991
320204473202044719 ~1991
32020463640409278 ~1990
32020811640416238 ~1990
32021351640427038 ~1990
32022059640441198 ~1990
32022671640453438 ~1990
32023451640469038 ~1990
32023619640472398 ~1990
32023679640473598 ~1990
32023811640476238 ~1990
32024339640486798 ~1990
32024483640489678 ~1990
32024543640490878 ~1990
32025299640505998 ~1990
Exponent Prime Factor Digits Year
32025419640508398 ~1990
32025803640516078 ~1990
320258811921552879 ~1991
32026139640522798 ~1990
32026259640525198 ~1990
32026583640531678 ~1990
32026931640538638 ~1990
32027003640540078 ~1990
32027291640545838 ~1990
320279211921675279 ~1991
320280131921680799 ~1991
320291571921749439 ~1991
32029163640583278 ~1990
32029379640587598 ~1990
32029643640592878 ~1990
32029703640594078 ~1990
32030279640605598 ~1990
32030423640608478 ~1990
32030591640611838 ~1990
32030879640617598 ~1990
32031071640621438 ~1990
32031491640629838 ~1990
32031563640631278 ~1990
32031599640631998 ~1990
32032151640643038 ~1990
Exponent Prime Factor Digits Year
320322411921934479 ~1991
320323731921942399 ~1991
32032621531741508710 ~1994
32032823640656478 ~1990
32032919640658398 ~1990
32032943640658878 ~1990
32033003640660078 ~1990
320340531922043199 ~1991
32034059640681198 ~1990
32034143640682878 ~1990
32034479640689598 ~1990
32036003640720078 ~1990
32036363640727278 ~1990
32036663640733278 ~1990
32036843640736878 ~1990
32037311640746238 ~1990
32037683640753678 ~1990
32038859640777198 ~1990
32038943640778878 ~1990
32039159640783198 ~1990
32039303640786078 ~1990
32039459640789198 ~1990
320395633203956319 ~1991
32039603640792078 ~1990
32039723640794478 ~1990
1797
GIMPS The Prime Pages FactorDb.com
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25-06-08