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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
28257724371695463462311 ~2006
2825831003565166200710 ~2005
28259288571695557314311 ~2006
28260621531695637291911 ~2006
28261297072260903765711 ~2006
2826546071565309214310 ~2005
28265647814522503649711 ~2007
2826597551565319510310 ~2005
28266457192261316575311 ~2006
28267546571696052794311 ~2006
2826865883565373176710 ~2005
2826917111565383422310 ~2005
2826956939565391387910 ~2005
2827012763565402552710 ~2005
28270903632827090363111 ~2007
28270978214523356513711 ~2007
28271080931696264855911 ~2006
2827309931565461986310 ~2005
28273214571696392874311 ~2006
2827345799565469159910 ~2005
28273499992261879999311 ~2006
2827357859565471571910 ~2005
28274156872261932549711 ~2006
2827430519565486103910 ~2005
2827605551565521110310 ~2005
Exponent Prime Factor Digits Year
2827630763565526152710 ~2005
2827711343565542268710 ~2005
28277253611696635216711 ~2006
28277461211696647672711 ~2006
28277826971696669618311 ~2006
2827817171565563434310 ~2005
2828061371565612274310 ~2005
28280879573959323139911 ~2007
2828104439565620887910 ~2005
2828112971565622594310 ~2005
2828327699565665539910 ~2005
2828469491565693898310 ~2005
2828512391565702478310 ~2005
28285297574525647611311 ~2007
28285461011697127660711 ~2006
28286033531697162011911 ~2006
2828746031565749206310 ~2005
2828751311565750262310 ~2005
2828865191565773038310 ~2005
28289020931697341255911 ~2006
2828920883565784176710 ~2005
28289516411697370984711 ~2006
2828973131565794626310 ~2005
282898906127158294985712 ~2009
28290021914526403505711 ~2007
Exponent Prime Factor Digits Year
2829123191565824638310 ~2005
2829200051565840010310 ~2005
28292125872829212587111 ~2007
282924921111316996844112 ~2008
2829268943565853788710 ~2005
28295172411697710344711 ~2006
28295662192263652975311 ~2006
28297083412263766672911 ~2006
2829740951565948190310 ~2005
282976647711319065908112 ~2008
2829779891565955978310 ~2005
2829878963565975792710 ~2005
28299880976791971432911 ~2007
2830021559566004311910 ~2005
2830087523566017504710 ~2005
28301475978490442791111 ~2008
28302195411698131724711 ~2006
2830356719566071343910 ~2005
28304721672830472167111 ~2007
28304955892264396471311 ~2006
2830512263566102452710 ~2005
28305139131698308347911 ~2006
2830558931566111786310 ~2005
2830743803566148760710 ~2005
28307982131698478927911 ~2006
Exponent Prime Factor Digits Year
28308783293963229660711 ~2007
2830962311566192462310 ~2005
2831124311566224862310 ~2005
28311332411698679944711 ~2006
2831259479566251895910 ~2005
28313478011698808680711 ~2006
28315215971698912958311 ~2006
2831564819566312963910 ~2005
2831573483566314696710 ~2005
28315878315096858095911 ~2007
28315928232831592823111 ~2007
2831610263566322052710 ~2005
2831635199566327039910 ~2005
28316844171699010650311 ~2006
28317786171699067170311 ~2006
2831790803566358160710 ~2005
2831852099566370419910 ~2005
28318906676796537600911 ~2007
28319878011699192680711 ~2006
2832291491566458298310 ~2005
28323477892265878231311 ~2006
28324087012265926960911 ~2006
2832501131566500226310 ~2005
28326658373965732171911 ~2007
2832675551566535110310 ~2005
3971
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25-07-08