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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.
Exp. Prime Factor Digits Year
4821101385688098 ~1985
482114396422877 ~1983
4821617675026398 ~1985
4821737385738978 ~1985
482177996435597 ~1983
4821821289309278 ~1984
48223091928923619 ~1986
4822427385794178 ~1985
482245196449037 ~1983
4822759482275918 ~1985
482309996461997 ~1983
4823297289397838 ~1984
482330396466077 ~1983
4823339868201038 ~1986
48233395016272579
4823459385876738 ~1985
482347196469437 ~1983
4823573289414398 ~1984
4823719115769256110 ~1988
482372396474477 ~1983
48238493762602239 ~1987
4823911771825778 ~1985
48239991157759779 ~1986
4824317385945378 ~1985
48243291833245039 ~1986
Exp. Prime Factor Digits Year
482441996488397 ~1983
4824559482455918 ~1985
482479196495837 ~1983
4824943482494318 ~1985
482495996499197 ~1983
4825001289500078 ~1984
482509196501837 ~1983
4825187868533678 ~1986
4825453289527198 ~1984
482555996511197 ~1983
4825627772100338 ~1985
4825673289540398 ~1984
4825921772147378 ~1985
482597996519597 ~1983
4825991386079298 ~1985
482605196521037 ~1983
48260511254773279
48262071375468995111 ~1991
482623196524637 ~1983
4826777675748798 ~1985
482683196536637 ~1983
482707196541437 ~1983
4827157289629438 ~1984
4827157772345138
482719196543837 ~1983
Exp. Prime Factor Digits Year
482723996544797 ~1983
48275211448256319 ~1986
4827547482754718 ~1985
4827617386209378 ~1985
4827853289671198 ~1984
482789996557997 ~1983
4828171482817118 ~1985
4828349386267938 ~1985
4828381289702878 ~1984
48286131448583919 ~1986
482875196575037 ~1983
482887196577437 ~1983
482897996579597 ~1983
4829177386334178 ~1985
4829219386337538 ~1985
48292695698537439 ~1988
48293232028315679 ~1986
48294431159066339 ~1986
482966396593277 ~1983
482971196594237 ~1983
48297711255740479 ~1986
4829777386382178 ~1985
48298432028534079 ~1986
48299474346952319 ~1987
4829953289797198 ~1984
Exp. Prime Factor Digits Year
4830361772857778 ~1985
48303612221966079
483065996613197 ~1983
483071996614397 ~1983
4831019386481538 ~1985
4831367869646078 ~1986
48316931159606339 ~1986
483175196635037 ~1983
4831901289914078 ~1984
4831963483196318 ~1985
4831991869758398 ~1986
48320173092490899 ~1987
483212396642477 ~1983
483233996646797 ~1983
483236396647277 ~1983
4832413289944798 ~1984
483242396648477 ~1983
4832693676577038 ~1985
4832701289962078 ~1984
4832719869889438 ~1986
483275996655197 ~1983
4833029676624078 ~1985
4833067483306718 ~1985
4833161289989678 ~1984
483337196667437 ~1983
691
GIMPS The Prime Pages FactorDb.com
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26-03-08