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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.
Exponent Prime Factor Digits Year
16062731321254638 ~1987
16062863321257278 ~1987
160628871285030979 ~1989
160629112891323999 ~1990
16062941963776478 ~1988
16062971321259438 ~1987
16063511321270238 ~1987
160636672891460079 ~1990
16064351321287038 ~1987
16064381963862878 ~1988
160646391285171139 ~1989
16064831321296638 ~1987
16065239321304798 ~1987
16065503321310078 ~1987
16065683321313678 ~1987
16066031321320638 ~1987
16066439321328798 ~1987
16066619321332398 ~1987
16066931321338638 ~1987
16067171321343438 ~1987
16067267118897775910 ~1991
16067453964047198 ~1988
160675072892151279 ~1990
16067917964075038 ~1988
160683471285467779 ~1989
Exponent Prime Factor Digits Year
160684492249582879 ~1989
160693433856642339 ~1990
160693972249715599 ~1989
16069517964171038 ~1988
16069583321391678 ~1987
16070063321401278 ~1987
160701411285611299 ~1989
16070231321404638 ~1987
16070471321409438 ~1987
16070591321411838 ~1987
16070699321413998 ~1987
16070759321415198 ~1987
16070963321419278 ~1987
16072019321440398 ~1987
16072181964330878 ~1988
16072379321447598 ~1987
160723877714745779 ~1991
160724536428981219 ~1990
16072571321451438 ~1987
16072631321452638 ~1987
160729615143347539 ~1990
16073231321464638 ~1987
16073471321469438 ~1987
16074203321484078 ~1987
16074431321488638 ~1987
Exponent Prime Factor Digits Year
16074479321489598 ~1987
16075331321506638 ~1987
16075583321511678 ~1987
16075883321517678 ~1987
16076051321521038 ~1987
16076363321527278 ~1987
16076591321531838 ~1987
16076663321533278 ~1987
16076699321533998 ~1987
160769711607697119 ~1989
160771972250807599 ~1989
16077239221865898310 ~1992
16077263321545278 ~1987
16077599321551998 ~1987
16077673964660398 ~1988
16077683321553678 ~1987
16077773964666398 ~1988
16078019321560398 ~1987
16078037964682238 ~1988
160784091286272739 ~1989
16078417964705038 ~1988
160787638039381519 ~1991
16078871321577438 ~1987
160789995466859679 ~1990
16079039321580798 ~1987
Exponent Prime Factor Digits Year
160790572251067999 ~1989
16079471321589438 ~1987
16079879321597598 ~1987
16079939321598798 ~1987
16080397964823838 ~1988
160804516753789439 ~1991
16080539321610798 ~1987
16081211321624238 ~1987
160812672573002739 ~1989
16081739321634798 ~1987
16082063321641278 ~1987
16082449665813388710 ~1993
160825871608258719 ~1989
16083251321665038 ~1987
160833916008754877711 ~1995
16083503321670078 ~1987
16083563321671278 ~1987
16083803321676078 ~1987
160838695146838099 ~1990
160841294825238719 ~1990
160841391286731139 ~1989
16084151321683038 ~1987
16084477965068638 ~1988
160845771286766179 ~1989
16084597965075838 ~1988
1310
GIMPS The Prime Pages FactorDb.com
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25-09-07