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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
9522871952287118 ~1987
9523001571380078 ~1987
9523139761851138 ~1987
9523181571390878 ~1987
9523229761858338 ~1987
9523271190465438 ~1986
9523421761873698 ~1987
95239032285736739 ~1988
9524261571455678 ~1987
9524279761942338 ~1987
9524363190487278 ~1986
95243931333415039 ~1988
9524447190488940110 ~1990
9524591190491838 ~1986
95249877048490399 ~1989
9525077571504638 ~1987
9525371190507438 ~1986
9525563190511278 ~1986
9525569762045538 ~1987
9525871952587118 ~1987
9526247762099778 ~1987
9526259190525198 ~1986
9526271190525438 ~1986
9526403190528078 ~1986
9526841571610478 ~1987
Exp. Prime Factor Digits Year
95269973620258879 ~1989
9527101571626078 ~1987
9527213571632798 ~1987
9527311952731118 ~1987
9527801762224098 ~1987
9527977571678638 ~1987
9528059190561198 ~1986
9528719190574398 ~1986
9528797571727838 ~1987
9529361762348898 ~1987
9529823190596478 ~1986
9529907762392578 ~1987
95300833240228239 ~1989
95302212096648639 ~1988
95305811524892979 ~1988
9531097571865838 ~1987
9531187953118718 ~1987
95312331334372639 ~1988
9531413571884798 ~1987
9531419190628398 ~1986
9531701762536098 ~1987
95317271715710879 ~1988
9531737571904238 ~1987
9531877160135533710 ~1990
9532331190646638 ~1986
Exp. Prime Factor Digits Year
9532331762586498
9532823190656478 ~1986
95329791715936239 ~1988
95331794003935199 ~1989
9533333571999998 ~1987
9533453572007198 ~1987
9533599953359918 ~1987
9533819190676398 ~1986
9533879762710338 ~1987
9534023190680478 ~1986
9534179190683598 ~1986
9534221572053278 ~1987
9534491190689838 ~1986
9534731762778498 ~1987
9534923190698478 ~1986
95354691334965679 ~1988
9535979190719598 ~1986
9535979762878338
9536399190727998 ~1986
9536489762919138 ~1987
95365096103365779 ~1989
9536531190730638 ~1986
9536753572205198 ~1987
9536771190735438 ~1986
9536831762946498 ~1987
Exp. Prime Factor Digits Year
9536903190738078 ~1986
9536909762952738 ~1987
9537023190740478 ~1986
9537371190747438 ~1986
9537371762989698
95375514005771439 ~1989
9537611190752238 ~1986
9537793572267598 ~1987
95378093624367439 ~1989
95380275532055679 ~1989
9538099953809918 ~1987
9538121572287278 ~1987
9538757572325438 ~1987
95389131335447839 ~1988
9539017572341038 ~1987
9539087763126978 ~1987
9539143953914318 ~1987
95392692098639199 ~1988
9539279190785598 ~1986
9539483190789678 ~1986
95395311717115599 ~1988
9539681572380878 ~1987
9539801572388078 ~1987
9539891190797838 ~1986
9539939763195138 ~1987
1046
GIMPS The Prime Pages FactorDb.com
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26-06-07