Home e-mail
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
7109171142183438 ~1984
71091972132759119 ~1987
7109423142188478 ~1984
7109471568757698 ~1986
7109561568764898 ~1986
7109639142192798 ~1984
7109887710988718 ~1986
71101192275238099 ~1987
7110451711045118 ~1986
7110637426638238 ~1986
7110659568852738 ~1986
71106832986486879 ~1988
7110791142215838 ~1984
7110877426652638 ~1986
7110923142218478 ~1984
71110191706644579 ~1987
7111271142225438 ~1984
7111463142229278 ~1984
7111537426692238 ~1986
7111697995637598 ~1987
7111877426712638 ~1986
7112411142248238 ~1984
7112657426759438 ~1986
7112663142253278 ~1984
7112711142254238 ~1984
Exp. Prime Factor Digits Year
7112717426763038 ~1986
7112761426765678 ~1986
7112939142258798 ~1984
7113053426783198 ~1986
71130611138089779 ~1987
7113101426786078 ~1986
7113311142266238 ~1984
7113563142271278 ~1984
7113611142272238 ~1984
7113661426819678 ~1986
7113719142274398 ~1984
7113721426823278 ~1986
71137932134137919 ~1987
7113913426834798 ~1986
71139135122017379
7113941426836478 ~1986
7114231711423118 ~1986
7114277569142178 ~1986
7114649569171938 ~1986
7115051142301038 ~1984
7115057426903438 ~1986
7115117569209378 ~1986
7115153426909198 ~1986
7115219142304398 ~1984
7115347711534718 ~1986
Exp. Prime Factor Digits Year
7115351142307038 ~1984
7115357569228578 ~1986
7115477569238178 ~1986
7115593426935598 ~1986
7115819569265538 ~1986
7116023142320478 ~1984
7116299142325998 ~1984
7116311142326238 ~1984
7116899142337998 ~1984
7117501427050078 ~1986
7117637569410978 ~1986
7117717427063038 ~1986
71178232277703379 ~1987
7117871142357438 ~1984
7117927711792718 ~1986
7118099142361998 ~1984
7118099569447938
7118123142362478 ~1984
7118183142363678 ~1984
7118519142370398 ~1984
7119011142380238 ~1984
7119293427157598 ~1986
7119611142392238 ~1984
7120163142403278 ~1984
7120417427225038 ~1986
Exp. Prime Factor Digits Year
7121339108244352910 ~1989
7121591142431838 ~1984
7121819142436398 ~1984
7122179142443598 ~1984
7122209569776738 ~1986
7122331712233118 ~1986
7122491142449838 ~1984
7122551142451038 ~1984
7122961427377678 ~1986
7123057427383438 ~1986
7123177427390638 ~1986
7123379142467598 ~1984
7123619142472398 ~1984
7123691569895298 ~1986
71240411139846579 ~1987
71240411567289039
7124171142483438 ~1984
71243332137299919 ~1987
7124477427468638 ~1986
7124651142493038 ~1984
7124783142495678 ~1984
7125077570006178 ~1986
7125203142504078 ~1984
7125263142505278 ~1984
7125617997586398 ~1987
835
GIMPS The Prime Pages FactorDb.com
Home
4.724.182 digits 		e-mail
25-04-13