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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
4400526118801052239 ~1998
440053261264031956710 ~2000
440059339440059339110 ~2000
440087147352069717710 ~2000
440092949352074359310 ~2000
4401122038802244079 ~1998
440116289352093031310 ~2000
4401166198802332399 ~1998
440158417264095050310 ~2000
440165113968363248710 ~2001
4401745198803490399 ~1998
4401890038803780079 ~1998
4401924718803849439 ~1998
440200451352160360910 ~2000
440212147704339435310 ~2001
4402241998804483999 ~1998
440228563440228563110 ~2000
4402296238804592479 ~1998
4402519213169813831311 ~2002
440288143704461028910 ~2001
440289097264173458310 ~2000
4402935718805871439 ~1998
4403055118806110239 ~1998
440311819440311819110 ~2000
4403434571761373828111 ~2002
Exponent Prime Factor Digits Year
440348333264208999910 ~2000
440352197352281757710 ~2000
4403921038807842079 ~1998
4404050398808100799 ~1998
440421461264252876710 ~2000
4404249238808498479 ~1998
4404395638808791279 ~1998
4404408838808817679 ~1998
4404420718808841439 ~1998
4404486118808972239 ~1998
4404517798809035599 ~1998
4404681118809362239 ~1998
440476877616667627910 ~2001
4404820438809640879 ~1998
4404934798809869599 ~1998
4404991798809983599 ~1998
440500477264300286310 ~2000
4405063438810126879 ~1998
440509313616713038310 ~2001
440532941264319764710 ~2000
440556541264333924710 ~2000
4405580398811160799 ~1998
440574437264344662310 ~2000
4405853398811706799 ~1998
440585909352468727310 ~2000
Exponent Prime Factor Digits Year
440587267440587267110 ~2000
440593193264355915910 ~2000
440599633264359779910 ~2000
4406399998812799999 ~1998
4406465534494594840711 ~2003
440648161264388896710 ~2000
4406535118813070239 ~1998
4406546998813093999 ~1998
4406771038813542079 ~1998
440692601264415560710 ~2000
4406940718813881439 ~1998
4406954411322086323111 ~2001
440710381264426228710 ~2000
4407176038814352079 ~1998
440731063440731063110 ~2000
440754337264452602310 ~2000
4407558118815116239 ~1998
440757197264454318310 ~2000
4407595318815190639 ~1998
440759611440759611110 ~2000
4407701398815402799 ~1998
4407803871057872928911 ~2001
4407842998815685999 ~1998
4407911638815823279 ~1998
440801237264480742310 ~2000
Exponent Prime Factor Digits Year
440807897264484738310 ~2000
4408118518816237039 ~1998
4408219198816438399 ~1998
440860597264516358310 ~2000
4408780213438848563911 ~2002
440884781352707824910 ~2000
4408864438817728879 ~1998
4409052718818105439 ~1998
4409139118818278239 ~1998
440919977352735981710 ~2000
4409233918818467839 ~1998
440941819440941819110 ~2000
4409491918818983839 ~1998
4409529838819059679 ~1998
440963387352770709710 ~2000
4409668438819336879 ~1998
4409672518819345039 ~1998
440979377264587626310 ~2000
440984051352787240910 ~2000
4409847838819695679 ~1998
440987693264592615910 ~2000
4409926918819853839 ~1998
440992753264595651910 ~2000
4410156718820313439 ~1998
441025019352820015310 ~2000
3116
GIMPS The Prime Pages FactorDb.com
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25-04-13