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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
11996741959739298 ~1988
11997059239941198 ~1986
11997269959781538 ~1988
11997311239946238 ~1986
11997383239947678 ~1986
11997383115174876910
119975531919608499 ~1988
119976914799076419 ~1989
119980133599403919 ~1989
11998031959842498 ~1988
11998043239960878 ~1986
11998439239968798 ~1986
11998601719916078 ~1987
119986014559468399
11998933719935998 ~1987
11999159239983198 ~1986
11999291959943298 ~1988
11999423239988478 ~1986
119997192159949439 ~1989
11999723239994478 ~1986
11999831959986498 ~1988
11999843239996878 ~1986
12000899240017998 ~1986
12001271240025438 ~1986
12001571240031438 ~1986
Exponent Prime Factor Digits Year
12002387960190978 ~1988
12002591240051838 ~1986
12002759240055198 ~1986
12002951240059038 ~1986
12003191240063838 ~1986
120036712160660799 ~1989
12003737960298978 ~1988
12003997720239838 ~1987
12004319240086398 ~1986
120044171920706739 ~1988
12004511240090238 ~1986
12004799240095998 ~1986
12004991240099838 ~1986
120050477683230099 ~1990
12005099240101998 ~1986
12005219240104398 ~1986
12005317720319038 ~1987
12005531240110638 ~1986
12006251240125038 ~1986
12006311240126238 ~1986
12006443240128878 ~1986
120065092881562179 ~1989
12006671240133438 ~1986
12006781720406878 ~1987
12007223240144478 ~1986
Exponent Prime Factor Digits Year
120077592161396639 ~1989
12008027960642178 ~1988
12008099240161998 ~1986
12008261720495678 ~1987
120084191200841919 ~1988
12008471240169438 ~1986
120087975764222579 ~1990
12008999240179998 ~1986
12009421720565278 ~1987
12009443240188878 ~1986
12009551240191038 ~1986
12009779240195598 ~1986
12010079240201598 ~1986
12010169960813538 ~1988
12010241720614478 ~1987
12010769960861538 ~1988
12011183240223678 ~1986
12011617720697038 ~1987
12011711240234238 ~1986
12011903240238078 ~1986
120120371921925939 ~1988
12012131240242638 ~1986
12012491240249838 ~1986
12012743240254878 ~1986
12012971240259438 ~1986
Exponent Prime Factor Digits Year
12013091117728291910 ~1990
120130971681833599 ~1988
12013201720792078 ~1987
12013499240269998 ~1986
12013753720825198 ~1987
12013763240275278 ~1986
12013873720832398 ~1987
12014039240280798 ~1986
120142031201420319 ~1988
12014363240287278 ~1986
12014813720888798 ~1987
120148371682077199 ~1988
12015071240301438 ~1986
12015203240304078 ~1986
12015359240307198 ~1986
12015431240308638 ~1986
12015551240311038 ~1986
12015611240312238 ~1986
12015743240314878 ~1986
12015803240316078 ~1986
120159171682228399 ~1988
12016391240327838 ~1986
12016799240335998 ~1986
12016859240337198 ~1986
12017111240342238 ~1986
1113
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25-05-04