Finite Group Databasebeta

← C2×#20857 #6371285

Subgroups — C2×#20857 #6371285

Order 512.

4586 conjugacy classes of subgroups.

The subgroup lattice has 438 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×#519C211yesmaximal, characteristic
2C2×#2911C212yesmaximal
3C23×#101C211yesmaximal, characteristic
4C2×#2310C211yesmaximal, characteristic
5#20857C2116yesmaximal, direct product factor
6C2×#1857C218yesmaximal, complemented
7C2×#1733C212yesmaximal
8C24×Q8C2211yescharacteristic
9C23×M16C2212yes—
10C2×#519—24no—
11C2×#519—22no—
12C2×#519—24no—
13C2×#519—28no—
14C2×#519C2214yes—
15C2×#519C2218yes—
16C22×C4×Q8—24no—
17C22×#117—22no—
18C22×#117C2211yescharacteristic
19C22×#117C2212yes—
20C22×#117C2211yescharacteristic
21#2911—28no—
22#2911C22116yes—
23C2×#428—24no—
24C2×#428C2218yes—
25C2×#427—24no—
26C22×#101C4116yescomplemented
27C22×#101C2214yes—
28C22×#101C2218yes—
29#2310—24no—
30#2310C2218yes—
31C2×#391—22no—
32C2×#391C2214yes—
33C2×#381—22no—
34#1857C22164yescomplemented
35#1733C22116yes—
36C2×#339C2218yes—
37C23×Q8—22no—
38C23×Q8—22no—
39C23×Q8—24no—
40C23×Q8—28no—
41C23×Q8C2×C418yes—
42C23×Q8D414yes—
43C23×Q8D412yes—
44C23×Q8Q818yes—
45C23×Q8C2314yes—
46C23×Q8C2312yes—
47C24×C4D412yes—
48C24×C4C2311yescharacteristic
49C22×M16—22no—
50C22×M16—24no—
51C22×M16—28no—
52C22×M16C2×C4116yes—
53C22×M16C2314yes—
54C22×M16C2318yes—
55C23×C8—22no—
56#519—216no—
57#519—232no—
58#519—28no—
59#519—216no—
60#519—232no—
61#519—216no—
62#519C23116yes—
63C2×C4×Q8—232no—
64C2×C4×Q8—216no—
65C2×C4×Q8—216no—
66C2×C4×Q8—232no—
67C2×#117—216no—
68C2×#117—28no—
69C2×#117—28no—
70C2×#117—216no—
71C2×#117—22no—
72C2×#117—24no—
73C2×#117—22no—
74C2×#117—24no—
75C2×#117—22no—
76C2×#117—22no—
77C2×#117—28no—
78C2×#117—22no—
79C2×#117—22no—
80C2×#117—24no—
81C2×#117D414yes—
82C2×#117D418yes—
83C2×#117C2314yes—
84C2×#117C2318yes—
85C2×#117C2314yes—
86C2×#117C2314yes—
87C22×C4⋊C4—24no—
88C22×C4⋊C4—21no—
89C22×C4⋊C4D414yes—
90C22×C4⋊C4C2312yes—
91C22×C22⋊C4—22no—
92C22×C22⋊C4—21no—
93C22×C22⋊C4—21no—
94C22×C42—24no—
95C22×C42—22no—
96C22×C42—21no—
97C22×C42C2312yes—
98#428—216no—
99#428—232no—
100#428C23132yes—
101#427—232no—
102C2×#107—28no—
103C2×#106—28no—
104C2×#101C2×C4132yescomplemented
105C2×#101C2×C4164yescomplemented
106C2×#101C23116yes—
107#391—28no—
108#391—216no—
109#391C23116yes—
110#381—216no—
111C2×#95—28no—
112#339C23132yes—
113C25C2×D411yescharacteristic
114C22×Q8—216no—
115C22×Q8—216no—
116C22×Q8—232no—
117C22×Q8—28no—
118C22×Q8—24no—
119C22×Q8—24no—
120C22×Q8—28no—
121C22×Q8—216no—
122C22×Q8—216no—
123C22×Q8—232no—
124C22×Q8—28no—
125C22×Q8—216no—
126C22×Q8—28no—
127C22×Q8—24no—
128C22×Q8—24no—
129C22×Q8—28no—
130C22×Q8—28no—
131C22×Q8—216no—
132C22×Q8C4⋊C4132yes—
133C22×Q8C4⋊C4116yes—
134C22×Q8C22×C4116yes—
135C22×Q8C22×C418yes—
136C22×Q8C2×D414yes—
137C22×Q8C2×D418yes—
138C22×Q8C2×Q8116yes—
139C22×Q8C2×Q818yes—
140C22×Q8C2414yes—
141C23×C4—22no—
142C23×C4—24no—
143C23×C4—22no—
144C23×C4—28no—
145C23×C4—24no—
146C23×C4—22no—
147C23×C4—22no—
148C23×C4C4⋊C4116yes—
149C23×C4C22×C414yes—
150C23×C4C2×D414yes—
151C23×C4C2×D418yes—
152C23×C4C2×D411yescharacteristic
153C23×C4C2×D412yes—
154C23×C4C2×D412yes—
155C23×C4C2×D412yes—
156C23×C4C2×D414yes—
157C23×C4C2×Q814yes—
158C23×C4#4118yes—
159C23×C4C2411yescharacteristic
160C23×C4C2412yes—
161C2×M16—216no—
162C2×M16—232no—
163C2×M16—28no—
164C2×M16—24no—
165C2×M16—28no—
166C2×M16—216no—
167C2×M16C22×C4116yes—
168C2×M16C22×C4132yes—
169C2×M16C2418yes—
170C22×C8—216no—
171C22×C8—24no—
172C22×C8—28no—
173C4×Q8—2128no—
174C4×Q8—264no—
175C4×Q8—264no—
176#117—264no—
177#117—232no—
178#117—28no—
179#117—28no—
180#117—28no—
181#117—232no—
182#117—24no—
183#117—28no—
184#117—24no—
185#117—28no—
186#117—216no—
187#117—28no—
188#117—28no—
189#117—44no—
190#117—44no—
191#117—48no—
192#117C2×D4116yes—
193#117C2×D418yes—
194#117C2418yes—
195C2×C4⋊C4—232no—
196C2×C4⋊C4—216no—
197C2×C4⋊C4—28no—
198C2×C4⋊C4—24no—
199C2×C4⋊C4—24no—
200C2×C4⋊C4—24no—
201C2×C4⋊C4—24no—
202C2×C4⋊C4—22no—
203C2×C4⋊C4—44no—
204C2×C4⋊C4C2×D418yes—
205C2×C4⋊C4C2×D4116yes—
206C2×C4⋊C4C2414yes—
207C2×C22⋊C4—28no—
208C2×C22⋊C4—24no—
209C2×C22⋊C4—28no—
210C2×C22⋊C4—24no—
211C2×C22⋊C4—24no—
212C2×C22⋊C4—24no—
213C2×C22⋊C4—42no—
214C2×C22⋊C4—41no—
215C2×C22⋊C4—41no—
216C2×C22⋊C4—44no—
217C2×C42—232no—
218C2×C42—216no—
219C2×C42—28no—
220C2×C42—24no—
221C2×C42—28no—
222C2×C42—24no—
223C2×C42—28no—
224C2×C42—22no—
225C2×C42—24no—
226C2×C42—42no—
227C2×C42—42no—
228C2×C42C2414yes—
229#107—232no—
230#106—232no—
231#101C22×C4164yescomplemented
232#95—232no—
233C24—44no—
234C24C2×C4⋊C414yes—
235C24#12011yescharacteristic
236C24#12011yescharacteristic
237C24#12012yes—
238C24#12314yes—
239C24C22×D411yescharacteristic
240C24C22×D412yes—
241C2×Q8—216no—
242C2×Q8—232no—
243C2×Q8—232no—
244C2×Q8—216no—
245C2×Q8—216no—
246C2×Q8—28no—
247C2×Q8—232no—
248C2×Q8—216no—
249C2×Q8—216no—
250C2×Q8—232no—
251C2×Q8—28no—
252C2×Q8—216no—
253C2×Q8—28no—
254C2×Q8—28no—
255C2×Q8—264no—
256C2×Q8—232no—
257C2×Q8—264no—
258C2×Q8—232no—
259C2×Q8C2×C4⋊C4116yes—
260C2×Q8C2×C4⋊C4132yes—
261C2×Q8C23×C418yes—
262C2×Q8C22×Q818yes—
263C22×C4—28no—
264C22×C4—28no—
265C22×C4—24no—
266C22×C4—24no—
267C22×C4—28no—
268C22×C4—216no—
269C22×C4—216no—
270C22×C4—216no—
271C22×C4—232no—
272C22×C4—216no—
273C22×C4—28no—
274C22×C4—24no—
275C22×C4—24no—
276C22×C4—416no—
277C22×C4—48no—
278C22×C4—48no—
279C22×C4—42no—
280C22×C4—42no—
281C22×C4—44no—
282C22×C4C2×C4⋊C4116yes—
283C22×C4C2×C4⋊C4132yes—
284C22×C4C2×C4⋊C414yes—
285C22×C4C2×C4⋊C418yes—
286C22×C4C4×D418yes—
287C22×C4C4×D418yes—
288C22×C4C4×D4116yes—
289C22×C4#12014yes—
290C22×C4#12012yes—
291C22×C4#12014yes—
292C22×C4#12012yes—
293C22×C4C22⋊Q818yes—
294C22×C4C22⋊Q818yes—
295C22×C4C22⋊Q8116yes—
296C22×C4#12314yes—
297C22×C4#12318yes—
298C22×C4C23×C412yes—
299C22×C4C23×C414yes—
300C22×C4C22×D418yes—
301C22×C4C22×D412yes—
302C22×C4C22×D411yescharacteristic
303C22×C4C22×D414yes—
304C22×C4C22×D412yes—
305C22×C4C22×D414yes—
306C22×C4C22×D412yes—
307C22×C4C22×Q812yes—
308C22×C4C22×Q814yes—
309C22×C4C2×#4114yes—
310C22×C4C2×#4118yes—
311C22×C4C2511yescharacteristic
312M16—232no—
313M16—216no—
314M16—28no—
315M16C23×C4116yes—
316C2×C8—216no—
317C2×C8—232no—
318C2×C8—28no—
319C4⋊C4—264no—
320C4⋊C4—216no—
321C4⋊C4—28no—
322C4⋊C4—28no—
323C4⋊C4—44no—
324C4⋊C4—48no—
325C4⋊C4C22×D4116yes—
326C22⋊C4—216no—
327C22⋊C4—28no—
328C22⋊C4—28no—
329C22⋊C4—44no—
330C22⋊C4—44no—
331C22⋊C4—48no—
332C42—264no—
333C42—216no—
334C42—28no—
335C42—28no—
336C42—28no—
337C42—48no—
338C42—44no—
339C23—24no—
340C23—24no—
341C23—24no—
342C23—48no—
343C23—44no—
344C23—48no—
345C23—44no—
346C23#38514yes—
347C23#38514yes—
348C23#38518yes—
349C23C22×C4⋊C412yes—
350C23C22×C4⋊C414yes—
351C23C2×#12012yes—
352C23C2×#12011yescharacteristic
353C23C2×#12012yes—
354C23C2×#12011yescharacteristic
355C23C2×#12312yes—
356C23C2×#12314yes—
357C23C23×D411yescharacteristic
358Q8—216no—
359Q8—216no—
360Q8—264no—
361Q8—232no—
362C2×C4—28no—
363C2×C4—28no—
364C2×C4—232no—
365C2×C4—232no—
366C2×C4—216no—
367C2×C4—216no—
368C2×C4—216no—
369C2×C4—432no—
370C2×C4—416no—
371C2×C4—48no—
372C2×C4—48no—
373C2×C4—44no—
374C2×C4—44no—
375C2×C4—88no—
376C2×C4—84no—
377C2×C4—84no—
378C2×C4#385116yes—
379C2×C4#385116yes—
380C2×C4#38518yes—
381C2×C4#38518yes—
382C2×C4C22×C4⋊C4116yes—
383C2×C4C22×C4⋊C414yes—
384C2×C4C22×C4⋊C412yes—
385C2×C4C2×C4×D418yes—
386C2×C4C2×C4×D414yes—
387C2×C4C2×C4×D418yes—
388C2×C4C2×C4×D414yes—
389C2×C4C2×#12014yes—
390C2×C4C2×#12012yes—
391C2×C4C2×C22⋊Q818yes—
392C2×C4C2×C22⋊Q814yes—
393C2×C4C2×C22⋊Q818yes—
394C2×C4C2×C22⋊Q814yes—
395C2×C4C2×#12312yes—
396C2×C4C2×#12314yes—
397C2×C4C24×C411yescharacteristic
398C2×C4C23×D412yes—
399C2×C4C23×Q811yescharacteristic
400C2×C4C22×#4112yes—
401C8—216no—
402C22—24no—
403C22—24no—
404C22—28no—
405C22—28no—
406C22—24no—
407C22—22no—
408C22—22no—
409C22—24no—
410C22—44no—
411C22—44no—
412C22—48no—
413C22C2×#38514yes—
414C22C2×#38512yes—
415C22C2×#38514yes—
416C22C2×#38512yes—
417C22#302014yes—
418C22C23×C4⋊C411yescharacteristic
419C22C22×#12011yescharacteristic
420C22C22×#12311yescharacteristic
421C4—216no—
422C4—416no—
423C4—84no—
424C4—84no—
425C4C2×#38518yes—
426C4C2×#38514yes—
427C4C22×C4×D412yes—
428C4C22×C22⋊Q812yes—
429C2—21no—
430C2—21no—
431C2—22no—
432C2—24no—
433C2—24no—
434C2#2085714yesdirect product factor
435C2C22×#38511yescharacteristic
436C2C2×#302012yes—
subgroupG/H
center, socleC23C2×#120
commutatorC2×C4C24×C4
Frattini, cosocleC22×C4C25
prime radicalC25C2×D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
5. #20857C2direct (N × H)
6. C2×#1857C2semidirect
26. C22×#101C4semidirect
34. #1857C22semidirect
104. C2×#101C2×C4semidirect
105. C2×#101C2×C4semidirect
231. #101C22×C4semidirect
434. C2#20857direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C22×#5192
C2×#29112
C23×#1012
C2×#23102
#208572
C2×#18572
C2×#17332