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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
4615999461599918 ~1985
4616033276961998 ~1984
461606392321277 ~1983
4616113276966798 ~1984
4616317276979038 ~1984
4616347461634718 ~1985
4616413276984798 ~1984
4616497738639538 ~1985
4616531369322498 ~1984
4616587461658718 ~1985
461660392332077 ~1983
461687992337597 ~1983
461714392342877 ~1983
4617161369372898 ~1984
46171992216255539 ~1986
461747992349597 ~1983
4617493277049598 ~1984
4617533277051998 ~1984
4617541277052478 ~1984
4617617277057038 ~1984
4617737277064238 ~1984
4617737369418978
4618001277080078 ~1984
4618139369451138 ~1984
46182131108371139 ~1986
Exp. Prime Factor Digits Year
4618241277094478 ~1984
461839192367837 ~1983
4618483738957298 ~1985
4618717277123038 ~1984
4618961369516898 ~1984
461897992379597 ~1983
4619009646661278 ~1985
4619039369523138 ~1984
4619203461920318 ~1985
4619281277156878 ~1984
461939992387997 ~1983
461951992390397 ~1983
4619947831590478 ~1985
46201391108833379 ~1986
462017992403597 ~1983
462019192403837 ~1983
46203591478514899 ~1986
462041992408397 ~1983
462049192409837 ~1983
462061192412237 ~1983
462077992415597 ~1983
46209612125642079 ~1986
46209771755971279 ~1986
46211291386338719 ~1986
4621157277269438 ~1984
Exp. Prime Factor Digits Year
462116392423277 ~1983
462134392426877 ~1983
4621381277282878 ~1984
4621453277287198 ~1984
4621517369721378 ~1984
462158392431677 ~1983
462169192433837 ~1983
462239992447997 ~1983
4622533277351998 ~1984
4622617277357038 ~1984
4622707739633138 ~1985
462287992457597 ~1983
4622911462291118 ~1985
4623139462313918 ~1985
4623259462325918 ~1985
4623457277407438 ~1984
4623497277409838 ~1984
462353992470797 ~1983
4623761369900898 ~1984
462386392477277 ~1983
4623869369909538 ~1984
46239672959338899 ~1987
462443992488797 ~1983
4624441277466478 ~1984
46245071109881699 ~1986
Exp. Prime Factor Digits Year
462458392491677 ~1983
462464392492877 ~1983
462470392494077 ~1983
46247231572405839 ~1986
462488392497677 ~1983
46249671109992099 ~1986
4624987462498718 ~1985
4625263740042098 ~1985
4625321370025698 ~1984
4625393277523598 ~1984
462572392514477 ~1983
46260433330750979 ~1987
4626113277566798 ~1984
46261331017749279 ~1986
4626239370099138 ~1984
4626269370101538 ~1984
462629992525997 ~1983
4626299832733838
4626437370114978 ~1984
462665992533197 ~1983
4626877277612638 ~1984
4626913277614798 ~1984
4627361277641678 ~1984
4627361370188898
4627373277642398 ~1984
648
GIMPS The Prime Pages FactorDb.com
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25-05-04