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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
12317531246350638 ~1986
123175971724463599 ~1988
12317771246355438 ~1986
12317771147813252110
123178634188073439 ~1989
12318437985474978 ~1988
12318503246370078 ~1986
12318791246375838 ~1986
12319477739168638 ~1988
123197999116651279 ~1990
12320351246407038 ~1986
12320411246408238 ~1986
12320783246415678 ~1986
12321131246422638 ~1986
12321893739313598 ~1988
123220813696624319 ~1989
123224232957381539 ~1989
12322451246449038 ~1986
12322643246452878 ~1986
123227111971633779 ~1989
123233873204080639 ~1989
12323471246469438 ~1986
123235131725291839 ~1988
12323537985882978 ~1988
12324659246493198 ~1986
Exponent Prime Factor Digits Year
123248272218468879 ~1989
12324839246496798 ~1986
12324899246497998 ~1986
12325151246503038 ~1986
12325451246509038 ~1986
123255674930226819 ~1990
12326063246521278 ~1986
12326519246530398 ~1986
123265212711834639 ~1989
12326543246530878 ~1986
12326591246531838 ~1986
12327743246554878 ~1986
12328139246562798 ~1986
12328163246563278 ~1986
12328259246565198 ~1986
12328583246571678 ~1986
12328619246572398 ~1986
12328643246572878 ~1986
12329159986332738 ~1988
12329591246591838 ~1986
12329711246594238 ~1986
123297972959151299 ~1989
12329903246598078 ~1986
12330161739809678 ~1988
12330421739825278 ~1988
Exponent Prime Factor Digits Year
12330581739834878 ~1988
12330803246616078 ~1986
12330973739858398 ~1988
12331499246629998 ~1986
12332399246647998 ~1986
12332459246649198 ~1986
123324912219848399 ~1989
12332777986622178 ~1988
12332897739973838 ~1988
123329893699896719 ~1989
12333239246664798 ~1986
12333263246665278 ~1986
12333851246677038 ~1986
12333977740038638 ~1988
12334079986726338 ~1988
12334379246687598 ~1986
12334403246688078 ~1986
12334451986756098 ~1988
12335111246702238 ~1986
12335363246707278 ~1986
12335699246713998 ~1986
12335699986855938
12335903246718078 ~1986
12336161986892898 ~1988
123363912220550399 ~1989
Exponent Prime Factor Digits Year
123366311233663119 ~1988
12336683246733678 ~1986
12337079246741598 ~1986
12337103246742078 ~1986
12337133125838756710 ~1991
12337343246746878 ~1986
12337621740257278 ~1988
12337691246753838 ~1986
12337751246755038 ~1986
12337987456505519110 ~1992
12338219246764398 ~1986
123384791233847919 ~1988
12338831246776638 ~1986
123396171727546399 ~1988
12340103246802078 ~1986
123405132961723139 ~1989
12340571246811438 ~1986
12341111246822238 ~1986
12341653740499198 ~1988
12341783246835678 ~1986
12341941740516478 ~1988
12342257740535438 ~1988
12342437987394978 ~1988
12342839246856798 ~1986
12342899246857998 ~1986
1127
GIMPS The Prime Pages FactorDb.com
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25-05-04