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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
300929692407437539 ~1991
30093023601860478 ~1989
300931993009319919 ~1991
30093443601868878 ~1989
30093773162506374310 ~1993
30094019601880398 ~1989
30094391601887838 ~1989
300946393009463919 ~1991
30094703601894078 ~1989
300948171805689039 ~1991
300953411805720479 ~1991
30095519601910398 ~1989
30095711601914238 ~1989
30095759601915198 ~1989
300961937223086339 ~1992
300964131805784799 ~1991
300964331805785999 ~1991
30096623601932478 ~1989
30096917144465201710 ~1993
30097043601940878 ~1989
30097283601945678 ~1989
30097439601948798 ~1989
30098231601964638 ~1989
30099119601982398 ~1989
30099131601982638 ~1989
Exponent Prime Factor Digits Year
30099431601988638 ~1989
30099623601992478 ~1989
30100403602008078 ~1989
30101303602026078 ~1989
301015811806094879 ~1991
30101663602033278 ~1989
301017112408136899 ~1991
301026292408210339 ~1991
301029974816479539 ~1992
301031277224750499 ~1992
301034272408274179 ~1991
30103679602073598 ~1989
301043114816689779 ~1992
301044112408352899 ~1991
30104423602088478 ~1989
30104471602089438 ~1989
301045672408365379 ~1991
30104843602096878 ~1989
30105791602115838 ~1989
30105863602117278 ~1989
30106319602126398 ~1989
30106403602128078 ~1989
30106523602130478 ~1989
30106691602133838 ~1989
30106943602138878 ~1989
Exponent Prime Factor Digits Year
30107111602142238 ~1989
30107303602146078 ~1989
30107351602147038 ~1989
301075072408600579 ~1991
30108839602176798 ~1989
30109811602196238 ~1989
30111023602220478 ~1989
30111239602224798 ~1989
30111863602237278 ~1989
30112403602248078 ~1989
30113399602267998 ~1989
30113939602278798 ~1989
30114431602288638 ~1989
30115031602300638 ~1989
301151811806910879 ~1991
30115439602308798 ~1989
301155499034664719 ~1992
30116291602325838 ~1989
30116351602327038 ~1989
30116951602339038 ~1989
30117443602348878 ~1989
30117491602349838 ~1989
30117539602350798 ~1989
30118031602360638 ~1989
30118463602369278 ~1989
Exponent Prime Factor Digits Year
30118859602377198 ~1989
301194712409557699 ~1991
301196339035889919 ~1992
30120011602400238 ~1989
30120323602406478 ~1989
30121043602420878 ~1989
30121319602426398 ~1989
30121499602429998 ~1989
30121523602430478 ~1989
30121991602439838 ~1989
30122303602446078 ~1989
30122399602447998 ~1989
30122783602455678 ~1989
30123517210864619110 ~1993
301237033012370319 ~1991
301240012409920099 ~1991
301249571807497439 ~1991
301250272410002179 ~1991
30125339602506798 ~1989
30125663602513278 ~1989
30125999602519998 ~1989
30126059602521198 ~1989
301265392410123139 ~1991
30127403602548078 ~1989
30127931602558638 ~1989
1791
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25-11-17