قائمة الأعداد المثالية
فيما يلي لائحة الأعداد المثالية، بما فيها أس عدد ميرسن الأولي p الذي يعطي الصيغة (2p−1× (2p − 1 حيث 2p − 1 عدد أولي لميرسن.
الرتبة | p | العدد المثالي | عدد الأرقام | سنة الاكتشاف | المكتشف |
---|---|---|---|---|---|
1 | 2 | 6 | 1 | معروف لدى الإغريق[1] | |
2 | 3 | 28 | 2 | معروف لدى الإغريق | |
3 | 5 | 496 | 3 | معروف لدى الإغريق | |
4 | 7 | 8128 | 4 | معروف لدى الإغريق | |
5 | 13 | عدد مثالي | 8 | 1456 | First seen in the medieval manuscript, Codex Lat. Monac.[2] |
6 | 17 | 10 | 1588 | كاتالدي | |
7 | 19 | 137438691328 | 12 | 1588 | كاتالدي |
8 | 31 | 2305843008139952128 | 19 | 1772 | أويلر |
9 | 61 | 265845599…953842176 | 37 | 1883 | بيرفوشين |
10 | 89 | 191561942…548169216 | 54 | 1911 | Powers |
11 | 107 | 131640364…783728128 | 65 | 1914 | Powers |
12 | 127 | 144740111…199152128 | 77 | 1876 | إدوارد لوكاس |
13 | 521 | 235627234…555646976 | 314 | 1952 | Robinson |
14 | 607 | 141053783…537328128 | 366 | 1952 | Robinson |
15 | 1279 | 541625262…984291328 | 770 | 1952 | Robinson |
16 | 2203 | 108925835…453782528 | 1327 | 1952 | Robinson |
17 | 2281 | 994970543…139915776 | 1373 | 1952 | Robinson |
18 | 3217 | 335708321…628525056 | 1937 | 1957 | Riesel |
19 | 4253 | 182017490…133377536 | 2561 | 1961 | Hurwitz |
20 | 4423 | 407672717…912534528 | 2663 | 1961 | Hurwitz |
21 | 9689 | 114347317…429577216 | 5834 | 1963 | Gillies |
22 | 9941 | 598885496…073496576 | 5985 | 1963 | Gillies |
23 | 11213 | 395961321…691086336 | 6751 | 1963 | Gillies |
24 | 19937 | 931144559…271942656 | 12003 | 1971 | Tuckerman |
25 | 21701 | 100656497…141605376 | 13066 | 1978 | Noll&Nickel |
26 | 23209 | 811537765…941666816 | 13973 | 1979 | Noll |
27 | 44497 | 365093519…031827456 | 26790 | 1979 | Nelson&Slowinski |
28 | 86243 | 144145836…360406528 | 51924 | 1982 | Slowinski |
29 | 110503 | 136204582…603862528 | 66530 | 1988 | Colquitt&Welsh |
30 | 132049 | 131451295…774550016 | 79502 | 1983 | Slowinski |
31 | 216091 | 278327459…840880128 | 130100 | 1985 | Slowinski |
32 | 756839 | 151616570…565731328 | 455663 | 1992 | Slowinski&Gage |
33 | 859433 | 838488226…416167936 | 517430 | 1994 | Slowinski&Gage |
34 | 1257787 | 849732889…118704128 | 757263 | 1996 | Slowinski&Gage |
35 | 1398269 | 331882354…723375616 | 841842 | 1996 | Armengaud, Woltman, et al. |
36 | 2976221 | 194276425…174462976 | 1791864 | 1997 | Spence, Woltman, et al. |
37 | 3021377 | 811686848…022457856 | 1819050 | 1998 | Clarkson, Woltman, Kurowski, et al. |
38 | 6972593 | 955176030…123572736 | 4197919 | 1999 | Hajratwala, Woltman, Kurowski, et al. |
39 | 13466917 | 427764159…863021056 | 8107892 | 2001 | Cameron, Woltman, Kurowski, et al. |
40 | 20996011 | 793508909…206896128 | 12640858 | 2003 | Shafer, Woltman, Kurowski, et al. |
41 | 24036583 | 448233026…572950528 | 14471465 | 2004 | Findley, Woltman, Kurowski, et al. |
42 | 25964951 | 746209841…791088128 | 15632458 | 2005 | Nowak, Woltman, Kurowski, et al. |
43 | 30402457 | 497437765…164704256 | 18304103 | 2005 | Cooper, Boone, Woltman, Kurowski, et al. |
44 | 32582657 | 775946855…577120256 | 19616714 | 2006 | Cooper, Boone, Woltman, Kurowski, et al. |
45 | 37156667 | 204534225…074480128 | 22370543 | 2008 | Elvenich, Woltman, Kurowski, et al. |
46 | 42643801 | 144285057…377253376 | 25674127 | 2009 | Strindmo, Woltman, Kurowski, et al. |
47 | 43112609 | 500767156…145378816 | 25956377 | 2008 | Smith, Woltman, Kurowski, et al. |
48 | 57885161 | 169296395…270130176 | 34850340 | 2013 | Cooper, Woltman, Kurowski, et al |
مراجع
- The Penguin's Dictionary of curious and interesting numbers
- Dickson, Leonard Eugene، Divisibility and primality، ص. 6، مؤرشف من الأصل في 25 يناير 2020، اطلع عليه بتاريخ 13 أبريل 2011.
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