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  • ...}. On the other hand, 15 = 16 − 1 = {{Kbn|4}}, for example, is not a prime, because 15 is divisible by 3 and 5. ...ion; in the 4th century BC [[Euclid]] demonstrated that if M is a Mersenne prime then M(M+1)/2 is a perfect number. Two millennia later, in the 18th century
    5 KB (857 words) - 14:53, 19 September 2021
  • {{Riesel prime 23
    935 bytes (70 words) - 18:56, 10 December 2022
  • {{Riesel prime |RDate=2008-07-23
    490 bytes (35 words) - 12:22, 11 December 2022
  • {{Riesel prime |RDate=2008-07-23
    557 bytes (25 words) - 12:35, 11 December 2022
  • ...||3||4||5||6||7||8||9||10||11||12||13||14||15||16||17||18||19||20||21||22||23||24||25||26||27||28||29||30||31||32||33||34||35 ...e covered, meaning that no member of the sequence {{Kbn|+|78557|n}} can be prime. The same arguments can be said of the numbers 271129, 271577, 322523, 3277
    5 KB (650 words) - 10:25, 26 March 2024
  • ..., 23 is a Sophie Germain prime because it is a prime and 2*23+1 = 47, also prime. | 5 || 23 || {{NRi|3|3}}
    1 KB (171 words) - 04:26, 3 November 2020
  • Although there's no official definition of a '''Riesel prime''' mostly all primes of the form {{Kbn|k|n}} with 2<sup>{{Vn}}</sup> > {{Vk ...=2M-3M"]: [https://www.mersenneforum.org/showpost.php?p=655608 #1 (2024-04-23)] - (ongoing)
    2 KB (274 words) - 16:44, 25 October 2024
  • {{DISPLAYTITLE:Riesel problem, {{Kbn|-|k|2|n}}, {{Vk}} < {{Num|509203}}}} The '''Riesel problem''' involves determining the smallest [[Riesel number]].
    7 KB (691 words) - 00:28, 25 August 2024
  • {{Riesel prime 859433;23;C:'''[[M33]]'''
    2 KB (298 words) - 10:52, 22 October 2024
  • {{Riesel prime {{HistF|2024-10-01|22103376|Piotr Chodzinski,PrimeGrid 321 Prime Search}}
    5 KB (544 words) - 06:06, 13 October 2024
  • {{Riesel prime {{HistF|2021-07-23|5229669|Ryan Propper|583849}}
    5 KB (492 words) - 16:15, 7 September 2024
  • {{Riesel prime {{HistC|2009-06-23|'''425089''' confirmed|Gary Barnes, NPLB Drive 11|174156}}
    4 KB (393 words) - 22:44, 17 July 2024
  • {{Riesel prime 23
    2 KB (191 words) - 21:08, 17 July 2024
  • {{Riesel prime 23
    4 KB (435 words) - 18:20, 1 October 2024
  • {{Williams prime |WiDate=2024-09-23
    535 bytes (66 words) - 15:00, 23 September 2024
  • {{Riesel prime {{HistF|2008-05-23|1126551|Predrag Minovic|134214}}
    3 KB (290 words) - 18:35, 7 September 2024
  • {{Riesel prime {{HistC|2020-08-23|6350000|Dmitry Domanov|554754}}
    4 KB (466 words) - 17:40, 25 September 2024
  • {{Williams prime |WiDate=2024-08-23
    521 bytes (68 words) - 10:05, 15 September 2024
  • {{Williams prime |WiDate=2024-09-23
    544 bytes (67 words) - 15:02, 23 September 2024
  • {{Williams prime |WiNlist={{Reuse Primelist|Riesel prime 6 37|RNlist|2}}
    493 bytes (63 words) - 04:15, 4 October 2024

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