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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
5409539108190798 ~1984
5409539432763138
54100073570604639 ~1987
5410057324603438 ~1985
5410567148249535910 ~1989
5410571108211438 ~1984
5410619973911438 ~1986
5410739108214798 ~1984
54108972921884399 ~1987
5411051108221038 ~1984
5411099108221998 ~1984
5411177324670638 ~1985
54112811190481839 ~1986
5411347865815538 ~1986
5411537757615198 ~1986
54115431731693779 ~1987
54118671298848099 ~1986
5411971541197118 ~1985
5412133324727998 ~1985
5412257757715998 ~1986
5412353324741198 ~1985
5412419108248398 ~1984
5412437324746238 ~1985
5412551433004098 ~1985
54127911732093139 ~1987
Exp. Prime Factor Digits Year
5412983108259678 ~1984
5413091108261838 ~1984
5413097324785838 ~1985
5413217433057378 ~1985
5413229433058338 ~1985
54134391299225379 ~1986
5413511108270238 ~1984
54136872165474819 ~1987
5413817757934398 ~1986
5414081433126498 ~1985
5414147433131778 ~1985
5414231108284638 ~1984
5414327974578878 ~1986
5414537324872238 ~1985
5414609433168738 ~1985
54146096497530819
5414681324880878 ~1985
5414879433190338 ~1985
5414999108299998 ~1984
5415077324904638 ~1985
5415121324907278 ~1985
5415191108303838 ~1984
54151912599291699
54153531299684739 ~1986
5415533324931998 ~1985
Exp. Prime Factor Digits Year
5415563108311278 ~1984
5415581433246498 ~1985
54155832166233219 ~1987
5415659974818638 ~1986
5415691974824398 ~1986
5415743108314878 ~1984
54157433899334979
54158714874283919 ~1988
54159131299819139 ~1986
5415983108319678 ~1984
5416199433295938 ~1985
5416513324990798 ~1985
5416709433336738 ~1985
5416751108335038 ~1984
5416811108336238 ~1984
5416991108339838 ~1984
5417039108340798 ~1984
5417053325023198 ~1985
5417123108342478 ~1984
5417231108344638 ~1984
5417759108355198 ~1984
5417851541785118 ~1985
5417933325075998 ~1985
5418221433457698 ~1985
5418233117033832910 ~1989
Exp. Prime Factor Digits Year
5418251108365038 ~1984
5418377325102638 ~1985
5418431108368638 ~1984
5418451975321198 ~1986
5418551108371038 ~1984
5418719433497538 ~1985
5418913325134798 ~1985
5418977433518178 ~1985
5419097758673598 ~1986
5419157433532578 ~1985
5419181433534498 ~1985
5419373758712238 ~1986
5419391108387838 ~1984
5419613325176798 ~1985
5419691108393838 ~1984
5419703108394078 ~1984
54197031409122799
5419961433596898 ~1985
5420531108410638 ~1984
5420621325237278 ~1985
5420711108414238 ~1984
5420819108416398 ~1984
5420963108419278 ~1984
5421007542100718 ~1985
5421071433685698 ~1985
743
GIMPS The Prime Pages FactorDb.com
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26-04-05