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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
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
1296833804036478
12968332360236079
1296973389091918 ~1982
12970272179005379 ~1983
Exp. Prime Factor Digits Year
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
1298611623333298
129865125973037 ~1979
1298771337680478 ~1981
12988191584559199 ~1983
Exp. Prime Factor Digits Year
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
1299941389982318 ~1982
1300021286004638 ~1981
1300153208024498 ~1981
1300237208037938 ~1981
Exp. Prime Factor Digits Year
130028326005677 ~1979
1300333520133218 ~1982
130039126007837 ~1979
1300433182060638 ~1981
130045126009037 ~1979
1300471234084798 ~1981
130051126010237 ~1979
130057126011437 ~1979
1300573312137538 ~1981
130058326011677 ~1979
1300769390230718 ~1982
130081378048797 ~1980
130117378070397 ~1980
130125778075437 ~1980
130129778077837 ~1980
130143778086237 ~1980
1301527442519198 ~1982
130154326030877 ~1979
1301581208252978 ~1981
13016211041296819 ~1983
1301693182237038 ~1981
1301719922918771110 ~1987
1301779130177918 ~1980
1301851755073598 ~1982
130187926037597 ~1979
291
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25-06-29