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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
15178043303560878 ~1987
151780631517806319 ~1989
151781091214248739 ~1989
15178301910698078 ~1988
15178811303576238 ~1987
15179063303581278 ~1987
15179159303583198 ~1987
15179399303587998 ~1987
15179617910777038 ~1988
15179639303592798 ~1987
15179663303593278 ~1987
15179753303595060110 ~1992
15179891303597838 ~1987
15179999303599998 ~1987
15180479303609598 ~1987
15181031303620638 ~1987
15181091303621838 ~1987
15181499303629998 ~1987
15181559303631198 ~1987
15181871303637438 ~1987
15181913910914798 ~1988
15181979303639598 ~1987
15182039303640798 ~1987
15182353170042353710 ~1991
151825213340154639 ~1990
Exponent Prime Factor Digits Year
15182603303652078 ~1987
15182677910960638 ~1988
15182801910968078 ~1988
15183011303660238 ~1987
15183359303667198 ~1987
15183593911015598 ~1988
15183659303673198 ~1987
15183719303674398 ~1987
15184123461597339310 ~1992
151842411214739299 ~1989
15184523303690478 ~1987
15184751303695038 ~1987
15184811303696238 ~1987
15184973911098398 ~1988
151850332125904639 ~1989
151851711214813699 ~1989
15185399303707998 ~1987
15185591303711838 ~1987
15185699303713998 ~1987
15186191303723838 ~1987
151867273644814499 ~1990
15186959303739198 ~1987
15187181167058991110 ~1991
15187703303754078 ~1987
15188053911283198 ~1988
Exponent Prime Factor Digits Year
15188219303764398 ~1987
15188423303768478 ~1987
15188711303774238 ~1987
151888071215104579 ~1989
15188941300741031910 ~1992
15188963303779278 ~1987
15189059303781198 ~1987
15189281656176939310 ~1993
15189299303785998 ~1987
151898712430379379 ~1989
15189983303799678 ~1987
151902431519024319 ~1989
15190559303811198 ~1987
15190733911443998 ~1988
15190811303816238 ~1987
15190859303817198 ~1987
15191243303824878 ~1987
15191783303835678 ~1987
15192011303840238 ~1987
15192239303844798 ~1987
151922413342293039 ~1990
15192251303845038 ~1987
15192539303850798 ~1987
15192623303852478 ~1987
151927871519278719 ~1989
Exponent Prime Factor Digits Year
15192791303855838 ~1987
15192893911573598 ~1988
15193151303863038 ~1987
151933011215464099 ~1989
15193499303869998 ~1987
15193933911635998 ~1988
15194219303884398 ~1987
15194843303896878 ~1987
15194891303897838 ~1987
15195353911721198 ~1988
15195437911726238 ~1988
151957033646968739 ~1990
151957498205704479 ~1991
15197291303945838 ~1987
15197519303950398 ~1987
151975191215801539
151977171215817379 ~1989
15198143303962878 ~1987
151987611215900899 ~1989
15199319303986398 ~1987
15200051304001038 ~1987
15200459304009198 ~1987
15201071304021438 ~1987
15202163304043278 ~1987
15202283304045678 ~1987
1253
GIMPS The Prime Pages FactorDb.com
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25-06-08