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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
119906175755496179 ~1990
11990777959262178 ~1988
11990999239819998 ~1986
11991097719465838 ~1987
11991131239822638 ~1986
11991719239834398 ~1986
11991977719518638 ~1987
11991977959358178
11992217719533038 ~1987
11992511239850238 ~1986
11992559239851198 ~1986
11992583239851678 ~1986
119928911199289119 ~1988
11993963239879278 ~1986
11994077959526178 ~1988
119942771919084339 ~1988
11994397719663838 ~1987
11995079239901598 ~1986
11995261719715678 ~1987
11995391239907838 ~1986
11995721959657698 ~1988
11995883239917678 ~1986
11996197719771838 ~1987
11996381719782878 ~1987
11996617719797038 ~1987
Exponent Prime Factor Digits Year
11996711239934238 ~1986
11996741959739298 ~1988
11997059239941198 ~1986
11997269959781538 ~1988
11997311239946238 ~1986
11997383239947678 ~1986
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
12007223240144478 ~1986
120077592161396639 ~1989
Exponent Prime Factor Digits Year
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
12013091117728291910 ~1990
120130971681833599 ~1988
1070
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24-10-27