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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
12966071259321438 ~1987
129661313371194079 ~1989
129666612074665779 ~1989
12966851259337038 ~1987
12967061778023678 ~1988
12967121142638331110 ~1991
12967133778027998 ~1988
12967151259343038 ~1987
12967679259353598 ~1987
129676792334182239
12967841778070478 ~1988
12967859259357198 ~1987
12968077778084638 ~1988
12968519259370398 ~1987
12968533778111998 ~1988
12968797778127838 ~1988
12969083259381678 ~1987
12969157778149438 ~1988
129694035187761219 ~1990
12969839259396798 ~1987
12969941778196478 ~1988
129700511297005119 ~1988
12970151259403038 ~1987
12970211259404238 ~1987
12970333778219998 ~1988
Exponent Prime Factor Digits Year
12970577778234638 ~1988
129706914150621139 ~1990
12970823259416478 ~1987
12970933778255998 ~1988
12970981778258878 ~1988
12971111259422238 ~1987
12971351259427038 ~1987
12971411259428238 ~1987
12971657778299438 ~1988
12971993778319598 ~1988
12972461778347678 ~1988
12972577778354638 ~1988
12972803259456078 ~1987
12972959259459198 ~1987
12973211259464238 ~1987
12973223259464478 ~1987
12973463259469278 ~1987
129735771037886179 ~1988
12973871259477438 ~1987
129739311037914499 ~1988
129743415968196879 ~1990
12974711259494238 ~1987
12974831259496638 ~1987
129748391297483919 ~1988
12975113778506798 ~1988
Exponent Prime Factor Digits Year
12975401778524078 ~1988
12975491259509838 ~1987
12975533778531998 ~1988
12975563259511278 ~1987
12975649101210062310 ~1990
12975797778547838 ~1988
12975953778557198 ~1988
129765112335771999 ~1989
12976793778607598 ~1988
12976877778612638 ~1988
12977233778633998 ~1988
12977411259548238 ~1987
129774113374126879
12977521778651278 ~1988
12977831259556638 ~1987
129778631297786319 ~1988
129779271038234179 ~1988
12977999259559998 ~1987
129783735191349219 ~1990
12978401778704078 ~1988
12978431259568638 ~1987
12978659259573198 ~1987
12978683259573678 ~1987
12978851259577038 ~1987
12978853778731198 ~1988
Exponent Prime Factor Digits Year
12979433778765998 ~1988
12979453778767198 ~1988
12979601778776078 ~1988
12979643259592878 ~1987
12979801778788078 ~1988
1298011763599977276712 ~1997
129801891817226479 ~1989
12980393778823598 ~1988
12981011259620238 ~1987
12981253778875198 ~1988
12981377778882638 ~1988
129814031298140319 ~1988
12981539259630798 ~1987
12981733778903998 ~1988
12982031259640638 ~1987
12982037778922238 ~1988
12982141778928478 ~1988
12982331259646638 ~1987
12982477778948638 ~1988
12982573778954398 ~1988
129829993115919779 ~1989
12983161778989678 ~1988
12983759259675198 ~1987
12984457779067438 ~1988
12984563259691278 ~1987
1239
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26-06-07