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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
2917289408420478
2917357175041438 ~1983
2918129408538078 ~1984
291829158365837 ~1981
2918327758765038 ~1984
2918359291835918 ~1983
291841158368237 ~1981
2918561233484898 ~1983
2918593700462338 ~1984
29185931576040239
2918717700492098 ~1984
291893958378797 ~1982
2919011233520898 ~1983
291908358381677 ~1982
29191098874091379 ~1987
2919361175161678 ~1983
2919377175162638 ~1983
291944358388877 ~1982
29195417474024979 ~1987
2919557175173438 ~1983
2919727467156338 ~1984
2919803759148798 ~1984
29199672569570979 ~1986
292001958400397 ~1982
2920031525605598 ~1984
Exp. Prime Factor Digits Year
2920171525630798 ~1984
2920343934509778 ~1984
2920349700883778 ~1984
2920363292036318 ~1983
2920399292039918 ~1983
2920513700923138 ~1984
2920579525704238 ~1984
2920751233660098 ~1983
292087158417437 ~1982
2920871233669698
292111158422237 ~1982
2921293467406898 ~1984
2921417175285038 ~1983
292153158430637 ~1982
29215311227043039
2921593175295598 ~1983
2921689642771598 ~1984
292177158435437 ~1982
292181958436397 ~1982
2921911292191118 ~1983
2921951233756098 ~1983
2922103467536498 ~1984
2922121175327278 ~1983
292219158443837 ~1982
2922221233777698 ~1983
Exp. Prime Factor Digits Year
2922307292230718 ~1983
2922391292239118 ~1983
292253958450797 ~1982
2922583701419938 ~1984
292265958453197 ~1982
29227211402906099 ~1985
2922761175365678 ~1983
29228331812156479 ~1985
292291158458237 ~1982
2923033467685298 ~1984
292310358462077 ~1982
2923157701557698 ~1984
292316358463277 ~1982
2923351526203198 ~1984
2923367701608098 ~1984
2923457701629698 ~1984
2923463701631138 ~1984
292352358470477 ~1982
2923589701661378 ~1984
2923597175415838 ~1983
292361958472397 ~1982
2923747292374718 ~1983
2924231526361598 ~1984
29242311462115519
2924491526408398 ~1984
Exp. Prime Factor Digits Year
2924557467929138 ~1984
2924557701893698
292471158494237 ~1982
2924921175495278 ~1983
2925079702018978 ~1984
29251513510181219 ~1986
292517958503597 ~1982
2925511526591998 ~1984
2925523702125538 ~1984
292555158511037 ~1982
2925583124044719310 ~1987
292573158514637 ~1982
2925731234058498
29257313569391839
2925733175543998 ~1983
29258211814009039 ~1985
2925941936301138 ~1984
2926067526692078 ~1984
292615158523037 ~1982
2926309643787998 ~1984
292640358528077 ~1982
29266331170653219 ~1985
2926657175599438 ~1983
29267511463375519 ~1985
292682358536477 ~1982
506
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26-03-29