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
129188325837677 ~1979
129193125838637 ~1979
129226177535677 ~1980
129233925846797 ~1979
1292597387779118 ~1982
129263925852797 ~1979
1292789180990478 ~1981
12929712172191299 ~1983
129317925863597 ~1979
129325125865037 ~1979
1293613310467138 ~1981
1293797181131598 ~1981
1293869181141678 ~1981
129392325878477 ~1979
1293923414055378
1293947103515778 ~1980
1293961207033778 ~1981
1293967439948798 ~1982
12939671138690979
129397777638637 ~1980
129398325879677 ~1979
1294039310569378 ~1981
12941291138833539 ~1983
129425377655197 ~1980
129457125891437 ~1979
Exp. Prime Factor Digits Year
12947593107421619 ~1984
1295057181307998 ~1981
1295071233112798 ~1981
1295113388533918 ~1982
129521925904397 ~1979
1295299518119618 ~1982
129531777719037 ~1980
12953391165805119 ~1983
1295347129534718 ~1980
129537777722637 ~1980
12956471140169379 ~1983
1295653285043678 ~1981
1295849103667938 ~1980
1295869699769278 ~1982
1295953596138398 ~1982
12960111036808819 ~1983
12960371944055519 ~1983
129605925921197 ~1979
129610177766077 ~1980
129614325922877 ~1979
12962271866566899 ~1983
129662325932477 ~1979
129680325936077 ~1979
129683377809997 ~1980
1296833181556638
Exp. Prime Factor Digits Year
1296833804036478
12968332360236079
1296973389091918 ~1982
12970272179005379 ~1983
1297139103771138 ~1980
1297139311313378
1297243311338338 ~1981
129731377838797 ~1980
1297337181627198 ~1981
129740325948077 ~1979
12974031894208399
1297447129744718 ~1980
1297447233540478
1297687233583678 ~1981
129769377861597 ~1980
129773925954797 ~1979
1297781389334318 ~1982
1297799233603838 ~1981
129784177870477 ~1980
129787377872397 ~1980
1297927207668338 ~1981
1298191545240238 ~1982
1298261415443538 ~1982
129835777901437 ~1980
1298611207777778 ~1981
Exp. Prime Factor Digits Year
1298611623333298
129865125973037 ~1979
1298771337680478 ~1981
12988191584559199 ~1983
129883125976637 ~1979
1298831337696078
1298887207821938 ~1981
1298909701410878 ~1982
1299019129901918 ~1980
1299019545587998
129905925981197 ~1979
1299283154094963910 ~1986
1299289285843598 ~1981
129929925985997 ~1979
1299299233873838
1299317103945378 ~1980
1299437623729778 ~1982
129949125989837 ~1979
129953377971997 ~1980
129954177972477 ~1980
1299541207926578
1299583545824878 ~1982
129965377979197 ~1980
129982177989277 ~1980
129991777995037 ~1980
290
GIMPS The Prime Pages FactorDb.com
Home
4.828.532 digits 		e-mail
25-06-01