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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
30149111602982238 ~1989
30149543602990878 ~1989
301503774221052799 ~1991
30150479603009598 ~1989
30150551603011038 ~1989
30150779603015598 ~1989
30150839603016798 ~1989
30152123603042478 ~1989
30152231603044638 ~1989
30152939603058798 ~1989
30153059603061198 ~1989
30154031603080638 ~1989
30154571603091438 ~1989
30154703603094078 ~1989
30155003603100078 ~1989
301551014824816179 ~1992
30155483603109678 ~1989
301562411809374479 ~1991
301569411809416479 ~1991
30157019603140398 ~1989
301571574222001999 ~1991
301583692412669539 ~1991
301587892412703139 ~1991
301595572412764579 ~1991
30159599603191998 ~1989
Exponent Prime Factor Digits Year
30159719603194398 ~1989
30159851603197038 ~1989
301599772412798179 ~1991
301600633016006319 ~1991
30160103603202078 ~1989
30160271603205438 ~1989
30162323603246478 ~1989
301625474826007539 ~1992
301644172413153379 ~1991
30164471603289438 ~1989
30164531603290638 ~1989
301645571809873439 ~1991
301648331809889999 ~1991
301650131809900799 ~1991
30165623603312478 ~1989
301662313016623119 ~1991
301665313016653119 ~1991
30166679603333598 ~1989
30166943603338878 ~1989
301670692413365539 ~1991
30167591603351838 ~1989
30167693162905542310 ~1993
30167771603355438 ~1989
301677771810066639 ~1991
301677777240266499
Exponent Prime Factor Digits Year
30168059603361198 ~1989
301681611810089679 ~1991
301684513016845119 ~1991
30168959603379198 ~1989
30169259603385198 ~1989
30169343603386878 ~1989
301694272413554179 ~1991
301694399654220499 ~1992
30169943603398878 ~1989
30170351603407038 ~1989
301711734223964239 ~1991
30171359603427198 ~1989
30171419603428398 ~1989
30171451126720094310 ~1993
30171899603437998 ~1989
301721992413775939 ~1991
30172319603446398 ~1989
30173051603461038 ~1989
30173063603461278 ~1989
30173399603467998 ~1989
30174383603487678 ~1989
301754171810525039 ~1991
30176543603530878 ~1989
30176771603535438 ~1989
30177071603541438 ~1989
Exponent Prime Factor Digits Year
30177923603558478 ~1989
30178063102605414310 ~1992
30178523603570478 ~1989
30178919603578398 ~1989
30178943603578878 ~1989
301791539657328979 ~1992
30179483603589678 ~1989
301795216639494639 ~1992
30180191603603838 ~1989
30180443603608878 ~1989
30180803603616078 ~1989
301808473018084719 ~1991
301814574225403999 ~1991
301815531810893199 ~1991
30181583603631678 ~1989
30181799603635998 ~1989
30182363603647278 ~1989
30182723603654478 ~1989
30182783603655678 ~1989
30183203603664078 ~1989
30183431603668638 ~1989
30183911603678238 ~1989
301840317847848079 ~1992
30184391603687838 ~1989
30184631603692638 ~1989
1719
GIMPS The Prime Pages FactorDb.com
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25-03-23