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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
9230437553826238 ~1987
9230579738446338 ~1987
9230737553844238 ~1987
9230911923091118 ~1987
9230999184619998 ~1985
9232259184645198 ~1985
9232631184652638 ~1985
92327115354972399 ~1989
92331237386498419 ~1989
9233201738656098 ~1987
9233219184664398 ~1985
9233579184671598 ~1985
92336592216078179 ~1988
9233743923374318 ~1987
9233821554029278 ~1987
9234299184685998 ~1985
9234359184687198 ~1985
9234479184689598 ~1985
92344793878481199
9234517554071038 ~1987
9234713554082798 ~1987
9235511184710238 ~1985
9235559184711198 ~1985
9235703184714078 ~1985
92357391662433039 ~1988
Exp. Prime Factor Digits Year
9235823184716478 ~1985
92358476095659039 ~1989
9235931184718638 ~1985
9236657738932578 ~1987
9236663184733278 ~1985
9236723184734478 ~1985
9236897554213838 ~1987
92371991662695839 ~1988
9237377554242638 ~1987
9237551184751038 ~1985
9237929739034338 ~1987
9238081554284878 ~1987
92381935727679679 ~1989
92383993880127599 ~1989
9238457554307438 ~1987
9238553554313198 ~1987
9238597554315838 ~1987
9238787739102978 ~1987
9239201554352078 ~1987
9239231184784638 ~1985
9239591184791838 ~1985
9239873554392398 ~1987
9239963184799278 ~1985
9239977554398638 ~1987
9239987739198978 ~1987
Exp. Prime Factor Digits Year
9240013554400798 ~1987
9240173554410398 ~1987
9240223924022318 ~1987
9240377554422638 ~1987
9240731739258498 ~1987
9240767739261378 ~1987
9241357554481438 ~1987
9241811184836238 ~1985
9242003184840078 ~1985
9242333554539998 ~1987
9242501554550078 ~1987
9242657554559438 ~1987
9243131184862638 ~1985
9243181554590878 ~1987
92433191663797439 ~1988
9243551184871038 ~1985
9243743184874878 ~1985
92437812033631839 ~1988
9243791184875838 ~1985
9243841554630478 ~1987
9243847924384718 ~1987
9243929739514338 ~1987
92441991663955839 ~1988
9244223184884478 ~1985
9244451184889038 ~1985
Exp. Prime Factor Digits Year
9245303184906078 ~1985
92453116101905279 ~1989
9245627127589652710 ~1990
9245711184914238 ~1985
9245759739660738 ~1987
9245813554748798 ~1987
9245963184919278 ~1985
9245987739678978 ~1987
9246199924619918 ~1987
9246233554773998 ~1987
9246371739709698 ~1987
92464036657410179 ~1989
9246599184931998 ~1985
9246841116510196710 ~1990
92473398322605119 ~1989
9247361554841678 ~1987
9247613554856798 ~1987
9247613133165627310
9247741554864478 ~1987
9247829739826338 ~1987
9248081739846498 ~1987
9248111184962238 ~1985
9248171184963438 ~1985
9248243184964878 ~1985
9248333554899998 ~1987
1005
GIMPS The Prime Pages FactorDb.com
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25-12-14