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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
44282891771315619 ~1986
4428317265699038 ~1984
4428331442833118 ~1985
4428337130193107910 ~1988
442838388567677 ~1983
4428421265705278 ~1984
4428491354279298 ~1984
44288991860137599 ~1986
4429277620098798 ~1985
442939188587837 ~1983
4429493265769598 ~1984
4429561265773678 ~1984
442973988594797 ~1983
4429769354381538 ~1984
4429787354382978 ~1984
442987188597437 ~1983
4430113265806798 ~1984
44301131329033919
4430143443014318 ~1985
443017188603437 ~1983
4430171354413698
4430221265813278 ~1984
443035188607037 ~1983
4430479443047918 ~1985
443071188614237 ~1983
Exp. Prime Factor Digits Year
4430729620302078 ~1985
4430837620317198 ~1985
443096388619277 ~1983
44312572127003379 ~1986
4431487709037938 ~1985
443149188629837 ~1983
443165988633197 ~1983
443167188633437 ~1983
443185188637037 ~1983
4431961265917678 ~1984
4432457354596578 ~1984
4432559354604738 ~1984
44326694166708879 ~1987
4432829620596078 ~1985
4432949101957827110 ~1988
4433057265983438 ~1984
4433057620627998
4433237265994238 ~1984
4433333620666620110 ~1990
443333988666797 ~1983
443345988669197 ~1983
443360388672077 ~1983
4433647798056478 ~1985
4433657266019438 ~1984
4433893266033598 ~1984
Exp. Prime Factor Digits Year
4433893169374712710
443417988683597 ~1983
443429988685997 ~1983
443438388687677 ~1983
4434449620822878 ~1985
4434799443479918 ~1985
44348171330445119 ~1986
443485188697037 ~1983
443486388697277 ~1983
4435177266110638 ~1984
44351774257769939
4435357266121438 ~1984
443543988708797 ~1983
44357236831013439 ~1988
4435897266153838 ~1984
44359031064616739 ~1986
443594388718877 ~1983
44360391419532499 ~1986
443605188721037 ~1983
4436093266165598 ~1984
443611188722237 ~1983
443633988726797 ~1983
4436413266184798 ~1984
443648388729677 ~1983
4436567354925378 ~1984
Exp. Prime Factor Digits Year
443675988735197 ~1983
4436771354941698 ~1984
443689188737837 ~1983
4436933621170638 ~1985
4437113266226798 ~1984
443713188742637 ~1983
4437161354972898 ~1984
4437217709954738 ~1985
4437523443752318 ~1985
4437703443770318 ~1985
4437913710066098 ~1985
4437941355035298 ~1984
4437977266278638 ~1984
4437977355038178
443801988760397 ~1983
4438111443811118 ~1985
443821188764237 ~1983
4438279443827918 ~1985
4438321266299278 ~1984
4438361266301678 ~1984
4438397355071778 ~1984
443846388769277 ~1983
4438481266308878 ~1984
443855988771197 ~1983
4438601266316078 ~1984
637
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25-07-08