Marin Mersenne2^P-1
2014-09-23 12:20:43 UTC
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Teams 743
Users 126,847
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TFLOP/s 200.107
GHz-Days100,053
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

Mersenne Prime Numbers

#2p-1DigitsDate DiscoveredDiscovered ByMethod / HardwarePerfect Number
122-11c. 500 BCEAncient Greek mathematicians21 · (22-1)
223-11c. 500 BCEAncient Greek mathematicians22 · (23-1)
325-12c. 275 BCEAncient Greek mathematicians24 · (25-1)
427-13c. 275 BCEAncient Greek mathematicians26 · (27-1)
5213-141456Anonymoustrial division212 · (213-1)
6217-161588Pietro Catalditrial division216 · (217-1)
7219-161588Pietro Catalditrial division218 · (219-1)
8231-1101772Leonhard EulerEnhanced trial division230 · (231-1)
9261-1191883Ivan Mikheevich PervushinLucas sequences260 · (261-1)
10289-1271911 JunR. E. PowersLucas sequences288 · (289-1)
112107-1331914 Jun 11R. E. PowersLucas sequences2106 · (2107-1)
122127-1391876 Jan 10Lucas sequences2126 · (2127-1)
132521-11571952 Jan 30Raphael M. RobinsonL-L / SWAC2520 · (2521-1)
142607-11831952 Jan 30Raphael M. RobinsonL-L / SWAC2606 · (2607-1)
1521,279-13861952 Jun 25Raphael M. RobinsonL-L / SWAC21,278 · (21,279-1)
1622,203-16641952 Oct 07Raphael M. RobinsonL-L / SWAC22,202 · (22,203-1)
1722,281-16871952 Oct 09Raphael M. RobinsonL-L / SWAC22,280 · (22,281-1)
1823,217-19691957 Sep 08Hans RieselL-L / BESK23,216 · (23,217-1)
1924,253-11,2811961 Nov 03Alexander HurwitzL-L / IBM 709024,252 · (24,253-1)
2024,423-11,3321961 Nov 03Alexander HurwitzL-L / IBM 709024,422 · (24,423-1)
2129,689-12,9171963 May 11Donald B. GilliesL-L / ILLIAC II29,688 · (29,689-1)
2229,941-12,9931963 May 16Donald B. GilliesL-L / ILLIAC II29,940 · (29,941-1)
23211,213-13,3761963 Jun 02Donald B. GilliesL-L / ILLIAC II211,212 · (211,213-1)
24219,937-16,0021971 Mar 04Bryant TuckermanL-L / IBM 360/91219,936 · (219,937-1)
25221,701-16,5331978 Oct 30Landon Curt Noll & Laura NickelL-L / CDC Cyber 174221,700 · (221,701-1)
26223,209-16,9871979 Feb 09Landon Curt NollL-L / CDC Cyber 174223,208 · (223,209-1)
27244,497-113,3951979 Apr 08Harry Lewis Nelson & David SlowinskiL-L / Cray 1244,496 · (244,497-1)
28286,243-125,9621982 Sep 25David SlowinskiL-L / Cray 1286,242 · (286,243-1)
292110,503-133,2651988 Jan 28Walter Colquitt & Luke WelshL-L / NEC SX-22110,502 · (2110,503-1)
302132,049-139,7511983 Sep 19David SlowinskiL-L / Cray X-MP2132,048 · (2132,049-1)
312216,091-165,0501985 Sep 01David SlowinskiL-L / Cray X-MP/242216,090 · (2216,091-1)
322756,839-1227,8321992 Feb 19David Slowinski & Paul GageL-L / Maple on Harwell Lab Cray-22756,838 · (2756,839-1)
332859,433-1258,7161994 Jan 04David Slowinski & Paul GageL-L / Cray C902859,432 · (2859,433-1)
3421,257,787-1378,6321996 Sep 03David Slowinski & Paul GageL-L / Cray T9421,257,786 · (21,257,787-1)
3521,398,269-1420,9211996 Nov 13GIMPS / Joel ArmengaudL-L / Prime95 on 90 MHz Pentium PC21,398,268 · (21,398,269-1)
3622,976,221-1895,9321997 Aug 24GIMPS / Gordon SpenceL-L / Prime95 on 100 MHz Pentium PC22,976,220 · (22,976,221-1)
3723,021,377-1909,5261998 Jan 27GIMPS / Roland ClarksonL-L / Prime95 on 200 MHz Pentium PC23,021,376 · (23,021,377-1)
3826,972,593-12,098,9601999 Jun 01GIMPS / Nayan HajratwalaL-L / Prime95 on 350 MHz Pentium II IBM Aptiva26,972,592 · (26,972,593-1)
39213,466,917-14,053,9462001 Nov 14GIMPS / Michael CameronL-L / Prime95 on 800 MHz Athlon Thunderbird213,466,916 · (213,466,917-1)
40220,996,011-16,320,4302003 Nov 17GIMPS / Michael ShaferL-L / Prime95 on 2 GHz Dell Dimension220,996,010 · (220,996,011-1)
41224,036,583-17,235,7332004 May 15GIMPS / Josh FindleyL-L / Prime95 on 2.4 GHz Pentium 4 PC224,036,582 · (224,036,583-1)
42225,964,951-17,816,2302005 Feb 18GIMPS / Martin NowakL-L / Prime95 on 2.4 GHz Pentium 4 PC225,964,950 · (225,964,951-1)
43230,402,457-19,152,0522005 Dec 15GIMPS / Curtis Cooper & Steven BooneL-L / Prime95 on 2 GHz Pentium 4 PC230,402,456 · (230,402,457-1)
44*232,582,657-19,808,3582006 Sep 04GIMPS / Curtis Cooper & Steven BooneL-L / Prime95 on 3 GHz Pentium 4 PC232,582,656 · (232,582,657-1)
45*237,156,667-111,185,2722008 Sep 06GIMPS / Hans-Michael ElvenichL-L / Prime95 on 2.83 GHz Core 2 Duo PC237,156,666 · (237,156,667-1)
46*242,643,801-112,837,0642009 Apr 12GIMPS / Odd M. StrindmoL-L / Prime95 on 3 GHz Core 2 PC242,643,800 · (242,643,801-1)
47*243,112,609-112,978,1892008 Aug 23GIMPS / Edson SmithL-L / Prime95 on Dell Optiplex 745243,112,608 · (243,112,609-1)
48*257,885,161-117,425,1702013 Jan 25GIMPS / Curtis CooperL-L / Prime95 on Intel Core2 Duo E8400 @ 3.00GHz257,885,160 · (257,885,161-1)
* Provisional ranking, not all candidates between M30,402,457 and M57,885,161 have been eliminated

Distribution graph of Mersenne Primes found by GIMPS

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These sites may provide additional details on the list of known Mersenne Prime Numbers:
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