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
1171207749572498 ~1982
117130170278077 ~1980
117134323426877 ~1978
1171399117139918 ~1980
1171427304571038 ~1981
1171553281172738 ~1981
1171553656069698
117161923432397 ~1978
1171699749887378 ~1982
1171771187483378 ~1981
117192170315277 ~1980
117195770317437 ~1980
1171999210959838 ~1981
117208193766497 ~1980
1172273164118238 ~1980
117235123447037 ~1978
1172377281370498 ~1981
117254323450877 ~1978
117266323453277 ~1978
1172663867770638
1172687773973438 ~1982
11727131125804499 ~1983
1172777164188798 ~1980
11727973002360339 ~1984
117290323458077 ~1978
Exp. Prime Factor Digits Year
1172933164210638 ~1980
117293993835137 ~1980
1172939563010738
1172953258049678 ~1981
117301370380797 ~1980
1173101938480818 ~1982
1173127187700338 ~1981
1173157281557698 ~1981
1173401445892398 ~1982
11735111595974979 ~1983
117358793886977 ~1980
117374323474877 ~1978
117377923475597 ~1978
1174031305248078 ~1981
1174073352221918 ~1981
1174091305263678 ~1981
1174171117417118 ~1980
117421370452797 ~1980
1174213469685218
1174259375762898 ~1981
1174267117426718 ~1980
1174273258340078 ~1981
117436170461677 ~1980
117445123489037 ~1978
1174451305357278
Exp. Prime Factor Digits Year
117447770468637 ~1980
117449923489997 ~1978
117457123491437 ~1978
1174763657867298 ~1982
1174783117478318 ~1980
1174913281979138 ~1981
11749512725886339 ~1983
11749515851255999
117509994007937 ~1980
117521994017537 ~1980
1175267305569438 ~1981
117535123507037 ~1978
117541770525037 ~1980
117557923511597 ~1978
1175591211606398 ~1981
117561770537037 ~1980
117565123513037 ~1978
117592794074177 ~1980
1175959117595918 ~1980
1176041446895598 ~1982
11761272822704819 ~1983
1176137352841118 ~1981
117623923524797 ~1978
1176323305843998 ~1981
1176403117640318 ~1980
Exp. Prime Factor Digits Year
11765291105937279 ~1983
11765292329527439
1176557164717998 ~1980
117667123533437 ~1978
11767011011962879 ~1982
117677994142337 ~1980
117679370607597 ~1980
1176869164761678 ~1980
117691123538237 ~1978
117701923540397 ~1978
11770672471840719 ~1983
1177087211875678 ~1981
1177223588611518 ~1982
1177223659244898
117733123546637 ~1978
1177331847678338
117771770663037 ~1980
11777232190564799 ~1983
117776323555277 ~1978
117785923557197 ~1978
11779011012994879 ~1982
1178041188486578 ~1981
1178041353412318
1178159282758178 ~1981
117823123564637 ~1978
279
GIMPS The Prime Pages FactorDb.com
Home
5.486.313 digits 		e-mail
26-04-05