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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
164747211317977699 ~1989
164749992965499839 ~1990
16475171329503438 ~1987
16475939329518798 ~1987
16475999329519998 ~1987
16476419329528398 ~1987
16476431329528638 ~1987
164768293954438979 ~1990
164768811318150499 ~1989
16477451329549038 ~1987
16477493988649598 ~1988
16477943329558878 ~1987
164791491318331939 ~1989
16479719329594398 ~1987
16479779329595598 ~1987
16479803329596078 ~1987
16480031329600638 ~1987
16480679329613598 ~1987
16481051329621038 ~1987
16481291329625838 ~1987
16482023329640478 ~1987
16482419329648398 ~1987
164824191318593539
16483163329663278 ~1987
16483739329674798 ~1987
Exponent Prime Factor Digits Year
164837692307727679 ~1989
16484053989043198 ~1988
16484291329685838 ~1987
16484411329688238 ~1987
16484711329694238 ~1987
16484753989085198 ~1988
16484999329699998 ~1987
16485233989113998 ~1988
16485263329705278 ~1987
16486103329722078 ~1987
16486111382477775310 ~1992
16486573989194398 ~1988
16486919329738398 ~1987
16486979329739598 ~1987
16487483329749678 ~1987
16487591329751838 ~1987
16487641989258478 ~1988
16488071329761438 ~1987
164881611319052899 ~1989
164883132638130099 ~1990
16488383329767678 ~1987
16488431329768638 ~1987
16489019329780398 ~1987
16489199329783998 ~1987
16489223329784478 ~1987
Exponent Prime Factor Digits Year
16489619329792398 ~1987
16489883329797678 ~1987
164904431649044319 ~1989
16490723329814478 ~1987
16490891329817838 ~1987
164910291319282339 ~1989
16491599329831998 ~1987
16491719329834398 ~1987
16491731329834638 ~1987
16491911329838238 ~1987
164920011319360099 ~1989
16492163329843278 ~1987
16492297989537838 ~1988
16492739329854798 ~1987
16492799329855998 ~1987
164929372309011199 ~1989
16492979329859598 ~1987
164940171319521379 ~1989
164940316597612419 ~1991
16494311329886238 ~1987
16495019329900398 ~1987
16495679329913598 ~1987
164959071319672579 ~1989
16496471329929438 ~1987
16496653989799198 ~1988
Exponent Prime Factor Digits Year
16496663329933278 ~1987
164968272639492339 ~1990
16497119329942398 ~1987
16497683329953678 ~1987
16497779329955598 ~1987
164979772309716799 ~1989
16498103329962078 ~1987
16498571329971438 ~1987
164991171319929379 ~1989
16499519329990398 ~1987
16499531329990638 ~1987
16499597989975838 ~1988
164998971319991779 ~1989
16499963329999278 ~1987
165000071650000719 ~1989
165004271650042719 ~1989
16500443330008878 ~1987
16500479330009598 ~1987
165008932310125039 ~1989
165010911320087299 ~1989
16501151330023038 ~1987
16501451330029038 ~1987
16501643330032878 ~1987
16502243330044878 ~1987
16502723330054478 ~1987
1245
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24-10-27