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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
17539871350797438 ~1988
17539919350798398 ~1988
175403211403225699 ~1989
17540459350809198 ~1988
17540483350809678 ~1988
17540543199962190310 ~1992
17540723350814478 ~1988
175410671754106719 ~1989
17541131350822638 ~1988
17541299350825998 ~1988
17541599350831998 ~1988
17541851350837038 ~1988
17541971350839438 ~1988
17542163350843278 ~1988
175422771403382179 ~1989
17542379350847598 ~1988
175427991403423939 ~1989
17542991350859838 ~1988
17543219350864398 ~1988
17543723350874478 ~1988
17543819350876398 ~1988
175438791403510339 ~1989
175440617017624419 ~1991
17544071350881438 ~1988
17544203350884078 ~1988
Exponent Prime Factor Digits Year
17544479350889598 ~1988
175446471403571779 ~1989
175448515614352339 ~1991
17545019350900398 ~1988
17545211350904238 ~1988
17545571350911438 ~1988
175458171052749039 ~1989
17546051350921038 ~1988
175461415263842319 ~1990
17546183350923678 ~1988
17546219350924398 ~1988
175474491403795939 ~1989
17547851350957038 ~1988
17549459350989198 ~1988
175500972808015539 ~1990
17550359351007198 ~1988
175505271404042179 ~1989
175506074212145699 ~1990
17550899351017998 ~1988
17551211351024238 ~1988
17551571351031438 ~1988
175517591755175919 ~1989
1755186110938319775312 ~1996
175524012808384179 ~1990
17553383351067678 ~1988
Exponent Prime Factor Digits Year
175536435968238639 ~1991
175540037372681279 ~1991
175540511755405119 ~1989
17554139351082798 ~1988
17554331351086638 ~1988
175543491404347939 ~1989
175553331053319999 ~1989
17556023351120478 ~1988
17556191351123838 ~1988
17557139351142798 ~1988
175578172458094399 ~1990
17557979351159598 ~1988
17558003351160078 ~1988
175584771053508639 ~1989
17558759351175198 ~1988
175597391755973919 ~1989
175598531053591199 ~1989
17559863351197278 ~1988
175607571053645439 ~1989
17560859351217198 ~1988
17561123351222478 ~1988
175611771404894179 ~1989
175612093863465999 ~1990
17561471351229438 ~1988
175615071404920579 ~1989
Exponent Prime Factor Digits Year
17561543351230878 ~1988
17562059351241198 ~1988
175621131053726799 ~1989
17562959351259198 ~1988
17563379351267598 ~1988
17563523351270478 ~1988
17563583351271678 ~1988
17563631351272638 ~1988
17564219351284398 ~1988
175650493864310799 ~1990
17565563351311278 ~1988
17565791351315838 ~1988
17565883337264953710 ~1992
17566343351326878 ~1988
175663434215922339
175665171405321379 ~1989
175667092459339279 ~1990
17566751351335038 ~1988
17568443351368878 ~1988
17568503351370078 ~1988
175694591756945919 ~1989
175696671405573379 ~1989
175699611054197679 ~1989
17570123351402478 ~1988
17570219351404398 ~1988
1342
GIMPS The Prime Pages FactorDb.com
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25-06-08