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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
3948547394854718 ~1984
394880378976077 ~1982
3948817631810738 ~1985
3948853236931198 ~1984
3948859394885918 ~1984
3949109552875278 ~1985
394927178985437 ~1982
3949433236965998 ~1984
3949453236967198 ~1984
3949579394957918 ~1984
394961978992397 ~1982
3949793552971038 ~1985
394987178997437 ~1982
395009979001997 ~1982
3950161632025778 ~1985
395029179005837 ~1982
39502911264093139
395033979006797 ~1982
39503932449243679 ~1986
3950911711163998 ~1985
39509271027241039 ~1985
3950941632150578 ~1985
395107179021437 ~1982
3951121632179378 ~1985
3951173237070398 ~1984
Exp. Prime Factor Digits Year
395117979023597 ~1982
395126379025277 ~1982
3951301237078078 ~1984
3951401237084078 ~1984
3951481237088878 ~1984
3951553237093198 ~1984
395171979034397 ~1982
39518116639042499 ~1987
3951841237110478 ~1984
3951841632294578
3951881237112878 ~1984
3951887316150978 ~1984
3952037237122238 ~1984
395204379040877 ~1982
395210379042077 ~1982
3952181316174498 ~1984
3952301316184098 ~1984
3952391316191298 ~1984
395258379051677 ~1982
395291979058397 ~1982
39529672608958239 ~1986
3953017237181038 ~1984
3953093237185598 ~1984
3953479395347918 ~1984
395359179071837 ~1982
Exp. Prime Factor Digits Year
3953801237228078 ~1984
39538013083964799
395381979076397 ~1982
3954053237243198 ~1984
3954127632660338 ~1985
3954221316337698 ~1984
3954361632697778 ~1985
395437179087437 ~1982
3954397632703538 ~1985
39543977829706079
3954473553626238 ~1985
3954611316368898 ~1984
3954683949123938 ~1985
3954707316376578 ~1984
395471979094397 ~1982
395485179097037 ~1982
395495979099197 ~1982
395497179099437 ~1982
395507979101597 ~1982
3955279949266978 ~1985
3955291395529118 ~1984
3955331711959598 ~1985
395569179113837 ~1982
3955717237343038 ~1984
395615979123197 ~1982
Exp. Prime Factor Digits Year
395617179123437 ~1982
39562613165008819 ~1986
395666379133277 ~1982
395678379135677 ~1982
395683179136637 ~1982
3957103395710318 ~1984
395717979143597 ~1982
3957227316578178 ~1984
3957269316581538 ~1984
39572991662065599 ~1986
3957313500204363310 ~1989
395768379153677 ~1982
395774379154877 ~1982
3958091316647298 ~1984
3958109316648738 ~1984
395821179164237 ~1982
3958337316666978 ~1984
39583494354183919 ~1987
395843979168797 ~1982
395852379170477 ~1982
3958621237517278 ~1984
395893179178637 ~1982
3958937237536238 ~1984
3959141237548478 ~1984
395915979183197 ~1982
589
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25-05-04