Home e-mail
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
1687759168775918 ~1981
1687783168778318 ~1981
168779933755997 ~1980
168785933757197 ~1980
16878591350287219
1688047168804718 ~1981
1688143675257218 ~1983
16881531046654879 ~1983
168823133764637 ~1980
168824333764877 ~1980
16882611316843599 ~1984
168827933765597 ~1980
1688311709090638 ~1983
1688327135066178 ~1981
168841133768237 ~1980
1688411303913998
168847133769437 ~1980
1688497270159538 ~1982
1688509371471998 ~1982
1688623574131838 ~1983
168865133773037 ~1980
1688837135106978 ~1981
168890333778077 ~1980
1688927439121038 ~1982
168926333785277 ~1980
Exp. Prime Factor Digits Year
1689277777067438 ~1983
1689533101371998 ~1981
1689607168960718 ~1981
1689707135176578 ~1981
1689829675931618 ~1983
168992333798477 ~1980
1690097101405838 ~1981
1690097236613598
1690099169009918 ~1981
169010333802077 ~1980
1690121101407278 ~1981
1690219405652578 ~1982
1690267169026718 ~1981
16903199871462979 ~1986
1690387169038718 ~1981
1690387676154818
1690427304276878 ~1982
1690483270477298 ~1982
1690537101432238 ~1981
169057133811437 ~1980
1690603574805038 ~1983
1690691135255298 ~1981
1690691304324398
1690693101441598 ~1981
169073933814797 ~1980
Exp. Prime Factor Digits Year
1690847405803298 ~1982
169088333817677 ~1980
1690901101454078 ~1981
1691003946961698 ~1983
169105133821037 ~1980
169109933821997 ~1980
1691113372044878 ~1982
1691219405892578 ~1982
1691237135298978 ~1981
169130333826077 ~1980
1691359710370798 ~1983
1691401101484078 ~1981
1691647405995298 ~1982
1691647676658818
1691681135334498 ~1981
169175933835197 ~1980
169177133835437 ~1980
1691861135348898 ~1981
1691933507579918 ~1983
169193933838797 ~1980
1691939304549038
16920491489003139 ~1984
169205933841197 ~1980
16920915550058499 ~1985
169219133843837 ~1980
Exp. Prime Factor Digits Year
1692241101534478 ~1981
1692253101535198 ~1981
169247933849597 ~1980
169256333851277 ~1980
1692737135418978 ~1981
169279133855837 ~1980
1692839135427138 ~1981
1692857135428578 ~1981
16928631218861379 ~1983
1692907304723278 ~1982
1693001101580078 ~1981
1693001507900318
169303133860637 ~1980
1693273270923698 ~1982
1693277101596638 ~1981
1693331135466498 ~1981
1693429406422978 ~1982
16936312574319139 ~1984
1693633406471938 ~1982
16936619755487379 ~1986
1693817205629383910 ~1986
1693841135507298 ~1981
1693889135511138 ~1981
169394333878877 ~1980
1693957406549698 ~1982
353
GIMPS The Prime Pages FactorDb.com
Home
5.426.516 digits 		e-mail
26-03-08