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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
350666370133277 ~1982
3506719350671918 ~1984
3506801210408078 ~1983
35071431753571519 ~1986
3507197280575778 ~1984
3507479280598338 ~1984
3507643561222898 ~1984
350767170153437 ~1982
3507809491093278 ~1984
3507941210476478 ~1983
3507971280637698 ~1984
350803170160637 ~1982
350813970162797 ~1982
3508357561337138 ~1984
350861970172397 ~1982
3508621210517278 ~1983
3508693210521598 ~1983
3508709280696738 ~1984
3508741771923038 ~1985
3508997210539838 ~1983
350903970180797 ~1982
3509299631673838 ~1984
3509321280745698 ~1984
35093477369628719 ~1987
3509521772094638 ~1985
Exp. Prime Factor Digits Year
3509549280763938 ~1984
3509729491362078 ~1984
3509773561563698 ~1984
35098812737707199 ~1986
3509983561597298 ~1984
35102032808162419 ~1986
351023970204797 ~1982
3510239280819138
351037170207437 ~1982
3510499351049918 ~1984
35105811123385939 ~1985
3510629491488078 ~1984
351077970215597 ~1982
351080370216077 ~1982
3510851912821278 ~1985
3510869280869538 ~1984
3510883351088318 ~1984
351104370220877 ~1982
35111337584047299 ~1987
3511273210676398 ~1983
351133170226637 ~1982
3511393842734338 ~1985
3511667280933378 ~1984
3511817491654398 ~1984
3511961210717678 ~1983
Exp. Prime Factor Digits Year
3511993772638478 ~1985
3512213210732798 ~1983
351223170244637 ~1982
3512233210733998 ~1983
3512279280982338 ~1984
35122913161061919 ~1986
3512297280983778 ~1984
351230370246077 ~1982
351265170253037 ~1982
3512653210759198 ~1983
3512689772791598 ~1985
3512737210764238 ~1983
351278370255677 ~1982
351281970256397 ~1982
3512819281025538
3512849281027938 ~1984
3512981210778878 ~1983
3513017843124098 ~1985
3513121210787278 ~1983
3513329491866078 ~1984
351337170267437 ~1982
3513403351340318 ~1984
3513481210808878 ~1983
3513481562156978
3513527281082178 ~1984
Exp. Prime Factor Digits Year
3513593210815598 ~1983
3513701210822078 ~1983
3514547281163778 ~1984
3514649492050878 ~1984
351473970294797 ~1982
351479970295997 ~1982
351485970297197 ~1982
3514939632689038 ~1984
3515167351516718 ~1984
3515669281253538 ~1984
35157131054713919 ~1985
351578370315677 ~1982
3515783843787938
351581970316397 ~1982
3515833210949998 ~1983
351590370318077 ~1982
3516367562618738 ~1984
3516389281311138 ~1984
351659970331997 ~1982
351692370338477 ~1982
3517313211038798 ~1983
35173871406954819 ~1985
3517421211045278 ~1983
3517573211054398 ~1983
3517693211061598 ~1983
557
GIMPS The Prime Pages FactorDb.com
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25-09-07