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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
3713477297078178 ~1984
3713561297084898 ~1984
3713891965611678 ~1985
3713993222839598 ~1983
37143971485758819 ~1985
3714493222869598 ~1983
37145211114356319 ~1985
3714617297169378 ~1984
371473174294637 ~1982
371477974295597 ~1982
3714797520071598 ~1984
371480374296077 ~1982
3715093594414898 ~1984
3715169297213538 ~1984
3715363594458098 ~1984
3715513222930798 ~1983
371555974311197 ~1982
3715667297253378 ~1984
37161231858061519 ~1986
3716177891882498 ~1985
3716291966235678 ~1985
3716641222998478 ~1983
3716653222999198 ~1983
371675974335197 ~1982
371681974336397 ~1982
Exp. Prime Factor Digits Year
371702374340477 ~1982
371707174341437 ~1982
3717223594755698 ~1984
3717269520417678 ~1984
371729974345997 ~1982
371759974351997 ~1982
3717689297415138 ~1984
3717869297429538 ~1984
37179472082050339 ~1986
3718027371802718 ~1984
371813974362797 ~1982
3718327371832718 ~1984
3718381223102878 ~1983
3718607297488578 ~1984
3718633223117998 ~1983
371875174375037 ~1982
3718777223126638 ~1983
3719201223152078 ~1983
3719273892625538 ~1985
3719657223179438 ~1983
3719701223182078 ~1983
371971174394237 ~1982
3719777223186638 ~1983
3719777297582178
3719797740239603110 ~1990
Exp. Prime Factor Digits Year
3719983371998318 ~1984
372002374400477 ~1982
3720163372016318 ~1984
3720251297620098 ~1984
3720361818479438 ~1985
3720373223222398 ~1983
372038374407677 ~1982
3720553223233198 ~1983
3720649636230979110 ~1989
372091174418237 ~1982
37211533572306899 ~1986
372119974423997 ~1982
3721213595394098 ~1984
3721273223276398 ~1983
372139174427837 ~1982
372155974431197 ~1982
372158374431677 ~1982
3721721297737698 ~1984
3721873818812078 ~1985
3721877223312638 ~1983
3721877521062798
3721877270208270310
3721901297752098 ~1984
3721981223318878 ~1983
3722011595521778 ~1984
Exp. Prime Factor Digits Year
3722149893315778 ~1985
372217174443437 ~1982
3722171297773698
372221974444397 ~1982
3722357297788578 ~1984
372281974456397 ~1982
372284374456877 ~1982
3722921223375278 ~1983
3723059893534178 ~1985
3723061223383678 ~1983
37231212606184719 ~1986
3723211595713778 ~1984
3723227297858178 ~1984
3723233223393998 ~1983
3723439372343918 ~1984
3723521223411278 ~1983
372371974474397 ~1982
372395974479197 ~1982
372404374480877 ~1982
37242491787639539 ~1986
3724261223455678 ~1983
37242611117278319
3724333819353278 ~1985
37243935586589519 ~1987
3724519893884578 ~1985
566
GIMPS The Prime Pages FactorDb.com
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25-04-13