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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
308950131853700799 ~1991
30895031617900638 ~1989
30895079617901598 ~1989
308970174325582399 ~1992
30899003617980078 ~1989
30899399617987998 ~1989
30899831617996638 ~1989
309002577416061699 ~1992
30900491618009838 ~1989
30900539618010798 ~1989
309009712472077699 ~1991
309011477416275299 ~1992
309020931854125599 ~1991
30902771618055438 ~1989
30903539618070798 ~1989
309044571854267439 ~1991
30904463618089278 ~1989
30905579618111598 ~1989
30905783618115678 ~1989
30906191618123838 ~1989
30908051618161038 ~1989
30908723618174478 ~1989
30908903618178078 ~1989
30909071618181438 ~1989
309093793090937919 ~1991
Exponent Prime Factor Digits Year
30909491618189838 ~1989
309095771854574639 ~1991
309097971854587839 ~1991
30911291618225838 ~1989
30911579618231598 ~1989
30913271618265438 ~1989
30913559618271198 ~1989
30914519618290398 ~1989
30914531618290638 ~1989
30914711618294238 ~1989
30914759618295198 ~1989
30915431618308638 ~1989
30915491618309838 ~1989
30916859618337198 ~1989
30917039618340798 ~1989
309170715565072799 ~1992
309178972473431779 ~1991
30918203618364078 ~1989
30919211618384238 ~1989
30919331618386638 ~1989
30919943618398878 ~1989
30920171618403438 ~1989
309204016802488239 ~1992
309223211855339279 ~1991
30924539618490798 ~1989
Exponent Prime Factor Digits Year
30924671618493438 ~1989
30924779618495598 ~1989
30924851618497038 ~1989
30925151618503038 ~1989
30925463618509278 ~1989
309257811855546879 ~1991
309264531855587199 ~1991
30926543618530878 ~1989
309292795567270239 ~1992
30931391618627838 ~1989
30931643618632878 ~1989
30931991618639838 ~1989
309329811855978879 ~1991
30933359618667198 ~1989
30934031618680638 ~1989
30934283618685678 ~1989
309344331856065999 ~1991
30934439618688798 ~1989
309346612474772899 ~1991
309348731856092399 ~1991
30935111618702238 ~1989
30935951618719038 ~1989
30936203618724078 ~1989
30936539618730798 ~1989
309366712474933699 ~1991
Exponent Prime Factor Digits Year
30937079618741598 ~1989
30937799618755998 ~1989
309387172475097379 ~1991
309391192475129539 ~1991
30939299618785998 ~1989
309406011856436079 ~1991
30943331618866638 ~1989
30943631618872638 ~1989
309437771856626639 ~1991
30943943618878878 ~1989
309443593094435919 ~1991
309444472475555779 ~1991
30944759618895198 ~1989
30945203618904078 ~1989
309454011856724079 ~1991
30945443618908878 ~1989
30945779618915598 ~1989
30946271618925438 ~1989
30947183129978168710 ~1993
30947459618949198 ~1989
30948623618972478 ~1989
309493499284804719 ~1992
309509473095094719 ~1991
30951083619021678 ~1989
309512114952193779 ~1992
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24-10-27