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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.
Exp. Prime Factor Digits Year
9145739182914798 ~1985
9146303182926078 ~1985
91463931280495039 ~1987
91465631463450099 ~1988
9146591182931838 ~1985
9146783182935678 ~1985
9147023182940478 ~1985
9147161731772898 ~1987
9147311182946238 ~1985
9147431182948638 ~1985
9147503182950078 ~1985
9147587439084176110 ~1991
9147953203084556710 ~1990
9148019182960398 ~1985
9148333548899998 ~1987
9148487731878978 ~1987
9148631182972638 ~1985
9148679182973598 ~1985
9149099182981998 ~1985
9149219731937538 ~1987
91494793110822879 ~1988
9149579182991598 ~1985
9149599914959918 ~1987
91495993110863679
9149639182992798 ~1985
Exp. Prime Factor Digits Year
9149831182996638 ~1985
9149951182999038 ~1985
9149981731998498 ~1987
9150083183001678 ~1985
9150299183005998 ~1985
91504971281069599 ~1987
9150613549036798 ~1987
9150719732057538 ~1987
9150899183017998 ~1985
9150901549054078 ~1987
91509296588668899 ~1989
91510131281141839 ~1987
9151199183023998 ~1985
9151199732095938
9151237549074238 ~1987
9151409732112738 ~1987
9151459102496340910 ~1990
9151741549104478 ~1987
9151931732154498 ~1987
9152303183046078 ~1985
91524911464398579 ~1988
9152831183056638 ~1985
9153037549182238 ~1987
9153659183073198 ~1985
9153671183073438 ~1985
Exp. Prime Factor Digits Year
9154031183080638 ~1985
9154091183081838 ~1985
9154493549269598 ~1987
9154777549286638 ~1987
9154991183099838 ~1985
91551012014122239 ~1988
9155123183102478 ~1985
9155351183107038 ~1985
9155411183108238 ~1985
9155543183110878 ~1985
9155759732460738 ~1987
9155897549353838 ~1987
9156551183131038 ~1985
9156611183132238 ~1985
9157451183149038 ~1985
9158003183160078 ~1985
9158161549489678 ~1987
9158197549491838 ~1987
91587172198092099 ~1988
9158783183175678 ~1985
9158993549539598 ~1987
91592471465479539 ~1988
9159431183188638 ~1985
9159487915948718 ~1987
9159599183191998 ~1985
Exp. Prime Factor Digits Year
91598591648774639 ~1988
9160031183200638 ~1985
9160357549621438 ~1987
9160379732830338 ~1987
9160421549625278 ~1987
9160439183208798 ~1985
9160483916048318 ~1987
9160499732839938 ~1987
9160643183212878 ~1985
9160661549639678 ~1987
9160721732857698 ~1987
91611673664466819 ~1989
9161171732893698 ~1987
9161597549695838 ~1987
9161729732938338 ~1987
9161897549713838 ~1987
9162037549722238 ~1987
9162563183251278 ~1985
9162653549759198 ~1987
9163079183261598 ~1985
9163403183268078 ~1985
9163559183271198 ~1985
9164191916419118 ~1987
9164333549859998 ~1987
9164417733153378 ~1987
1000
GIMPS The Prime Pages FactorDb.com
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25-12-14