#
|
n-value
|
Digits in Mn
|
Digits in Pn
|
Value of Mn
|
Date
|
Discoverer & Credits
|
M1 |
2 |
1 |
1 |
3 |
c. 430 BCE |
Ancient Greek mathematicians
|
M2 |
3 |
1 |
2 |
7 |
c. 430 BCE |
Ancient Greek mathematicians
|
M3 |
5 |
2 |
3 |
31 |
c. 300 BCE |
Ancient Greek mathematicians
|
M4 |
7 |
3 |
4 |
127 |
c. 300 BCE |
Ancient Greek mathematicians
|
M5 |
13 |
4 |
8 |
8191 |
1456 |
anonymous
|
M6 |
17 |
6 |
10 |
131071 |
1588 |
Pietro Cataldi
|
M7 |
19 |
6 |
12 |
524287 |
1588 |
Pietro Cataldi
|
M8 |
31 |
10 |
19 |
2147483647 |
1772 |
Leonhard Euler
|
M9 |
61 |
19 |
37 |
2305843009213693951 |
1883 |
Ivan Mikheevich Pervushin
|
M10 |
89 |
27 |
54 |
618970019642...137449562111 |
1911 |
Ralph Ernest Powers
|
M11 |
107 |
33 |
65 |
162259276829...578010288127 |
1914-06-11 |
Ralph Ernest Powers
|
M12 |
127 |
39 |
77 |
170141183460...715884105727 |
1876-01-10 |
Édouard Lucas
|
M13 |
521 |
157 |
314 |
686479766013...291115057151 |
1952-01-30 |
Raphael M. Robinson
|
M14 |
607 |
183 |
366 |
531137992816...219031728127 |
1952-01-30 |
Raphael M. Robinson
|
M15 |
1,279 |
386 |
770 |
104079321946...703168729087 |
1952-06-25 |
Raphael M. Robinson
|
M16 |
2,203 |
664 |
1,327 |
147597991521...686697771007 |
1952-10-07 |
Raphael M. Robinson
|
M17 |
2,281 |
687 |
1,373 |
446087557183...418132836351 |
1952-10-09 |
Raphael M. Robinson
|
M18 |
3,217 |
969 |
1,937 |
259117086013...362909315071 |
1957-09-08 |
Hans Riesel
|
M19 |
4,253 |
1,281 |
2,561 |
190797007524...815350484991 |
1961-11-03 |
Alexander Hurwitz
|
M20 |
4,423 |
1,332 |
2,663 |
285542542228...902608580607 |
1961-11-03 |
Alexander Hurwitz
|
M21 |
9,689 |
2,917 |
5,834 |
478220278805...826225754111 |
1963-05-11 |
Donald B. Gillies
|
M22 |
9,941 |
2,993 |
5,985 |
346088282490...883789463551 |
1963-05-16 |
Donald B. Gillies
|
M23 |
11,213 |
3,376 |
6,751 |
281411201369...087696392191 |
1963-06-02 |
Donald B. Gillies
|
M24 |
19,937 |
6,002 |
12,003 |
431542479738...030968041471 |
1971-03-04 |
Bryant Tuckerman
|
M25 |
21,701 |
6,533 |
13,066 |
448679166119...353511882751 |
1978-10-30 |
Landon Curt Noll, Laura A. Nickel
|
M26 |
23,209 |
6,987 |
13,973 |
402874115778...523779264511 |
1979-02-09 |
Landon Curt Noll
|
M27 |
44,497 |
13,395 |
26,790 |
854509824303...961011228671 |
1979-04-08 |
Harry Lewis Nelson, David Slowinski
|
M28 |
86,243 |
25,962 |
51,924 |
536927995502...709433438207 |
1982-09-25 |
David Slowinski
|
M29 |
110,503 |
33,265 |
66,530 |
521928313341...083465515007 |
1988-01-28 |
Walter Colquitt, Luke Welsh
|
M30 |
132,049 |
39,751 |
79,502 |
512740276269...455730061311 |
1983-09-19 |
David Slowinski
|
M31 |
216,091 |
65,050 |
130,100 |
746093103064...103815528447 |
1985-09-01 |
David Slowinski
|
M32 |
756,839 |
227,832 |
455,663 |
174135906820...328544677887 |
1992-02-19 |
David Slowinski, Paul Gage
|
M33 |
859,433 |
258,716 |
517,430 |
129498125604...243500142591 |
1994-01-04 |
David Slowinski, Paul Gage
|
M34 |
1,257,787 |
378,632 |
757,263 |
412245773621...976089366527 |
1996-09-03 |
David Slowinski, Paul Gage
|
M35 |
1,398,269 |
420,921 |
841,842 |
814717564412...868451315711 |
1996-11-13 |
Joel Armengaud, George Woltman et. al., GIMPS
|
M36 |
2,976,221 |
895,932 |
1,791,864 |
623340076248...743729201151 |
1997-08-24 |
Gordon Spence, George Woltman et. al., GIMPS
|
M37 |
3,021,377 |
909,526 |
1,819,050 |
127411683030...973024694271 |
1998-01-27 |
Roland Clarkson, George Woltman et. al., GIMPS
|
M38 |
6,972,593 |
2,098,960 |
4,197,919 |
437075744127...142924193791 |
1999-06-01 |
Nayan Hajratwala, George Woltman et. al., GIMPS
|
M39 |
13,466,917 |
4,053,946 |
8,107,892 |
924947738006...470256259071 |
2001-11-14 |
Michael Cameron, George Woltman et. al., GIMPS
|
M40 |
20,996,011 |
6,320,430 |
12,640,858 |
125976895450...762855682047 |
2003-11-17 |
Michael Shafer, George Woltman et. al., GIMPS
|
M41 |
24,036,583 |
7,235,733 |
14,471,465 |
299410429404...882733969407 |
2004-05-15 |
Josh Findley, George Woltman et. al., GIMPS
|
M42 |
25,964,951 |
7,816,230 |
15,632,458 |
122164630061...280577077247 |
2005-02-18 |
Martin Nowak, George Woltman et. al., GIMPS
|
M43 |
30,402,457 |
9,152,052 |
18,304,103 |
315416475618...411652943871 |
2005-12-15 |
Curtis Cooper, Steven Boone, George Woltman et. al., GIMPS
|
M44 |
32,582,657 |
9,808,358 |
19,616,714 |
124575026015...154053967871 |
2006-09-04 |
Curtis Cooper, Steven Boone, George Woltman et. al., GIMPS
|
M45 |
37,156,667 |
11,185,272 |
22,370,543 |
202254406890...022308220927 |
2008-09-06 |
Hans-Michael Elvenich, George Woltman et. al., GIMPS
|
M46 |
42,643,801 |
12,837,064 |
25,674,127 |
169873516452...765562314751 |
2009-04-12 |
Odd Magnar Strindmo, George Woltman et. al., GIMPS
|
M47 |
43,112,609 |
12,978,189 |
25,957,378 |
316470269330...166697152511 |
2008-08-23 |
Edson Smith, George Woltman, Scott Kurowski et al., (GIMPS & PrimeNet)
|
M48 |
57,885,161 |
17,425,170 |
34,850,340 |
581887266232...071724285951 |
2013-01-25 |
Curtis Cooper, George Woltman, Scott Kurowski, Aaron Blosser et. al., (GIMPS & PrimeNet)
|
M49* |
74,207,281 |
22,338,618 |
44,677,236 |
300376418084...391086436351 |
2016-01-07 |
Curtis Cooper, George Woltman, Scott Kurowski, Aaron Blosser et. al., (GIMPS & PrimeNet)
|
M50* |
77,232,917 |
23,249,425 |
46,498,850 |
467333183359...069762179071 |
2017-12-26 |
Jonathan Pace, George Woltman, Scott Kurowski, Aaron Blosser, (GIMPS & PrimeNet)
|
M51* |
82,589,933 |
24,862,048 |
49,724,095 |
148894445742...325217902591 |
2018-12-07 |
Patrick Laroche, George Woltman, Aaron Blosser et. al., (GIMPS & PrimeNet)
|