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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.
Exponent Prime Factor Digits Year
190976571527812579 ~1989
19098143381962878 ~1988
19098851381977038 ~1988
19098983381979678 ~1988
19099189122234809710 ~1992
19099271381985438 ~1988
190993191527945539 ~1989
190994591909945919 ~1990
19099631381992638 ~1988
19099799381995998 ~1988
19099919381998398 ~1988
19100303382006078 ~1988
19100663382013278 ~1988
19100759382015198 ~1988
191016291528130339 ~1989
19101671382033438 ~1988
191017372674243199 ~1990
19101779382035598 ~1988
19101839382036798 ~1988
191018936112605779 ~1991
191020011146120079 ~1989
19102199382043998 ~1988
19102379382047598 ~1988
19102511382050238 ~1988
19103159382063198 ~1988
Exponent Prime Factor Digits Year
19103219382064398 ~1988
19103411382068238 ~1988
19103879382077598 ~1988
191040471528323779 ~1989
19104203382084078 ~1988
19104383382087678 ~1988
191044573056713139 ~1990
19104971382099438 ~1988
191052772674738799 ~1990
19105343382106878 ~1988
19105379382107598 ~1988
19106051382121038 ~1988
19106063382121278 ~1988
191073798025099199 ~1991
191074199171561139 ~1991
19107443382148878 ~1988
191082171528657379 ~1989
191084879172073779 ~1991
191084991528679939 ~1989
191085119172085299 ~1991
19108751382175038 ~1988
19108811382176238 ~1988
191088771146532639 ~1989
19108987814042846310 ~1994
19109063382181278 ~1988
Exponent Prime Factor Digits Year
19109257103189987910 ~1991
19109939382198798 ~1988
19110131382202638 ~1988
19110191382203838 ~1988
191110631911106319 ~1990
191110731146664399 ~1989
19111271382225438 ~1988
19111583382231678 ~1988
19111871382237438 ~1988
191122571146735439 ~1989
19112279382245598 ~1988
191122791528982339
19112543382250878 ~1988
19112759382255198 ~1988
191135871529086979 ~1989
19113911382278238 ~1988
19114223382284478 ~1988
191145171146871039 ~1989
19114559382291198 ~1988
19115363382307278 ~1988
191159771146958639 ~1989
19116203382324078 ~1988
19116719382334398 ~1988
19116731382334638 ~1988
191167611147005679 ~1989
Exponent Prime Factor Digits Year
19117079382341598 ~1988
191171511529372099 ~1989
19117331382346638 ~1988
19117463382349278 ~1988
191179131147074799 ~1989
191181714970724479 ~1991
19118471382369438 ~1988
191185211147111279 ~1989
19118783382375678 ~1988
19119011382380238 ~1988
19119071382381438 ~1988
19119251382385038 ~1988
19119851382397038 ~1988
19120763382415278 ~1988
19121051382421038 ~1988
19121279382425598 ~1988
19121891382437838 ~1988
19122563382451278 ~1988
191227311529818499 ~1989
19122899382457998 ~1988
191236311529890499 ~1989
19123859382477198 ~1988
19123991382479838 ~1988
19124519382490398 ~1988
191248011147488079 ~1989
1382
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25-04-13