Home e-mail
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
4438397355071778 ~1984
443846388769277 ~1983
4438481266308878 ~1984
443855988771197 ~1983
4438601266316078 ~1984
443882388776477 ~1983
4438919355113538 ~1984
4438961266337678 ~1984
4438981158915519910 ~1988
443900388780077 ~1983
4439047443904718 ~1985
443941188788237 ~1983
443942388788477 ~1983
4439429621520078 ~1985
443972388794477 ~1983
444001188800237 ~1983
4440031799205598 ~1985
444007188801437 ~1983
444023988804797 ~1983
444047988809597 ~1983
4440641355251298 ~1984
4440677266440638 ~1984
4440731355258498 ~1984
444089988817997 ~1983
444116388823277 ~1983
Exp. Prime Factor Digits Year
4441357710617138 ~1985
444143988828797 ~1983
444149988829997 ~1983
44417932487404099 ~1986
444188388837677 ~1983
44420695330482819 ~1987
444230388846077 ~1983
4442521266551278 ~1984
4442531355402498 ~1984
4442807355424578 ~1984
44428071155129839
4442897266573838 ~1984
4442909622007278 ~1985
444314388862877 ~1983
444320388864077 ~1983
4443391444339118 ~1985
4443421977552638 ~1985
4443553266613198 ~1984
444356388871277 ~1983
44437812133014899 ~1986
444386388877277 ~1983
4443973266638398 ~1984
444409188881837 ~1983
44441714710821279 ~1987
4444213266652798 ~1984
Exp. Prime Factor Digits Year
4444213977726878
4444217355537378 ~1984
4444397266663838 ~1984
44445191777807619 ~1986
4444591444459118 ~1985
4444697266681838 ~1984
444470388894077 ~1983
4444711711153778 ~1985
4444967355597378 ~1984
44451532400382639 ~1986
4445257266715438 ~1984
444545988909197 ~1983
44455691333670719 ~1986
4445797266747838 ~1984
4445821266749278 ~1984
44458392578586639 ~1987
444593988918797 ~1983
4445941266756478 ~1984
44460671067056099 ~1986
444613188922637 ~1983
44463171333895119 ~1986
44464191067140579 ~1986
4446553266793198 ~1984
4446679444667918 ~1985
4446787113837747310 ~1988
Exp. Prime Factor Digits Year
44468215336185219 ~1987
444689988937997 ~1983
444697188939437 ~1983
4447019355761538 ~1984
444703188940637 ~1983
4447117266827038 ~1984
4447171153872116710 ~1988
4447199355775938 ~1984
44472075336648419 ~1987
4447301266838078 ~1984
4447753266865198 ~1984
44477534981483379
4447847355827778 ~1984
44478891334366719 ~1986
4448117266887038 ~1984
4448537355882978 ~1984
4448539800737038 ~1985
4448933622850638 ~1985
444902388980477 ~1983
4449233622892638 ~1985
4449299800873838 ~1985
44493974271421139 ~1987
44495413203669539 ~1987
444989988997997 ~1983
445013989002797 ~1983
Home
5.441.361 digits
e-mail
26-03-15