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.
Exponent Prime Factor Digits Year
2257839234515678479 ~1996
225787027406416648710 ~1999
2257948194515896399 ~1996
2257958514515917039 ~1996
2257981194515962399 ~1996
2258014794516029599 ~1996
2258018391806414712111 ~2000
2258029194516058399 ~1996
2258050314516100639 ~1996
2258054034516108079 ~1996
2258290914516581839 ~1996
2258292114516584239 ~1996
2258300514516601039 ~1996
2258318634516637279 ~1996
2258360034516720079 ~1996
2258398434516796879 ~1996
2258496714516993439 ~1996
2258518194517036399 ~1996
2258543514517087039 ~1996
2258597034517194079 ~1996
225866177180692941710 ~1998
2258802114517604239 ~1996
2258989194517978399 ~1996
225908317135544990310 ~1997
225910873135546523910 ~1997
Exponent Prime Factor Digits Year
225911123542186695310 ~1999
225913739180730991310 ~1998
2259151434518302879 ~1996
225919927406655868710 ~1999
2259232794518465599 ~1996
2259269514518539039 ~1996
2259317634518635279 ~1996
225939793135563875910 ~1997
2259417594518835199 ~1996
225944581135566748710 ~1997
225962719406732894310 ~1999
2259710514519421039 ~1996
225973931180779144910 ~1998
225978941135587364710 ~1997
2259804594519609199 ~1996
2259925794519851599 ~1996
2259956394519912799 ~1996
2260033314520066639 ~1996
226005917180804733710 ~1998
226011217135606730310 ~1997
2260368234520736479 ~1996
2260454394520908799 ~1996
2260584714521169439 ~1996
226068559226068559110 ~1998
226068719180854975310 ~1998
Exponent Prime Factor Digits Year
2260696434521392879 ~1996
2260719714521439439 ~1996
226072481180857984910 ~1998
2260783794521567599 ~1996
2260945914521891839 ~1996
226095817135657490310 ~1997
226096901180877520910 ~1998
226102273135661363910 ~1997
2261050794522101599 ~1996
2261108514522217039 ~1996
2261156514522313039 ~1996
2261164314522328639 ~1996
2261188914522377839 ~1996
226128733135677239910 ~1997
2261315514522631039 ~1996
2261473914522947839 ~1996
226150121180920096910 ~1998
226158619226158619110 ~1998
2261588994523177999 ~1996
2261629914523259839 ~1996
2261763114523526239 ~1996
2261842914523685839 ~1996
2261885634523771279 ~1996
2261895114523790239 ~1996
226195373316673522310 ~1998
Exponent Prime Factor Digits Year
2261997834523995679 ~1996
226200367226200367110 ~1998
22620426718458268187312 ~2003
2262156974705286497711 ~2001
226217231180973784910 ~1998
2262210594524421199 ~1996
226224473135734683910 ~1997
2262258714524517439 ~1996
2262287034524574079 ~1996
2262298794524597599 ~1996
226233641180986912910 ~1998
2262364314524728639 ~1996
2262412314524824639 ~1996
2262433314524866639 ~1996
2262491394524982799 ~1996
2262526194525052399 ~1996
226258121181006496910 ~1998
2262591234525182479 ~1996
2262606234525212479 ~1996
2262691434525382879 ~1996
2262694194525388399 ~1996
2262714594525429199 ~1996
2262728634525457279 ~1996
2262774234525548479 ~1996
2262784434525568879 ~1996
Home
4.843.404 digits
e-mail
25-06-08