Finite Group Databasebeta

← C4×#2221 #495887

Subgroups — C4×#2221 #495887

Order 512.

672 conjugacy classes of subgroups.

The subgroup lattice has 377 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#2221C211yesmaximal, characteristic
2C2×C4×D16C211yesmaximal, characteristic, complemented
3C4×#504C211yesmaximal, characteristic, complemented
4C4×#472C212yesmaximal, complemented
5#13245C211yesmaximal, characteristic, complemented
6#13171C211yesmaximal, characteristic, complemented
7#13144C212yesmaximal, complemented
8#13073C212yesmaximal, complemented
9#12842C211yesmaximal, characteristic, complemented
10C4×#368C211yesmaximal, characteristic, complemented
11C4×#361C212yesmaximal, complemented
12C22×D16C2211yescharacteristic
13C2×#504C2211yescharacteristic
14C2×#504C2211yescharacteristic
15C2×#472C2212yes—
16C4×AGL(1,ℤ/8)—22no—
17C2×C4×D8C2212yes—
18C4×#131C2211yescharacteristic
19#2221C418yesdirect product factor
20C4×D16—21no—
21C4×D16—21no—
22C4×D16—21no—
23C4×D16—21no—
24C2×#368C2211yescharacteristic
25C2×#368C2211yescharacteristic
26C2×#366C2211yescharacteristic
27C2×#361C2212yes—
28C2×#361C2212yes—
29C2×#357C2212yes—
30#2108—21no—
31#2108—21no—
32#2108C2211yescharacteristic
33#2108C2211yescharacteristic
34C4×M32—21no—
35C4×M32C2211yescharacteristic
36C2×C4×C16—21no—
37C2×C4×C16C2211yescharacteristic
38#1978C2212yes—
39#1952C2212yes—
40#1931—22no—
41#1907—22no—
42#1816C2212yes—
43C4×#108C2212yes—
44C4×#100—22no—
45#1387C2212yes—
46#1387C2212yes—
47#1381C2212yes—
48C2×AGL(1,ℤ/8)—22no—
49C22×D8C2312yes—
50C2×#131D411yescharacteristic
51C2×#131C2311yescharacteristic
52C4×#41D411yescharacteristic
53C2×C4×D4—22no—
54C2×D16—21no—
55C2×D16—21no—
56C2×D16—22no—
57C2×D16C2×C414yescomplemented
58#504—22no—
59#504—22no—
60#504—22no—
61#504C2×C414yescomplemented
62C2×M32—21no—
63C2×M32—21no—
64C2×M32C2311yescharacteristic
65C2×M32C2311yescharacteristic
66C22×C16—21no—
67C22×C16—21no—
68C22×C16C2311yescharacteristic
69C22×C16C2311yescharacteristic
70#472—24no—
71#472C2×C418yescomplemented
72#442—42no—
73#440—42no—
74C4×SD16—42no—
75C4×D8—22no—
76C4×D8—22no—
77C4×D8—22no—
78C4×D8—22no—
79C4×D8—42no—
80C2×#108C2312yes—
81C2×#108C2312yes—
82#428—22no—
83C2×#107C2312yes—
84#418—22no—
85#417—22no—
86C2×#102—22no—
87C2×#100—22no—
88C2×#100—22no—
89#405—21no—
90#405—21no—
91#405D411yescharacteristic
92#405C2311yescharacteristic
93C4×M16—21no—
94C4×M16—22no—
95C4×M16D411yescharacteristic
96C2×C4×C8—21no—
97C2×C4×C8C2311yescharacteristic
98#368—22no—
99#368C2×C414yescomplemented
100#366—21no—
101#366—21no—
102#361—24no—
103#361C2×C418yescomplemented
104#357—22no—
105#357—22no—
106#346—21no—
107#346—21no—
108#346—21no—
109C4×C16—21no—
110C4×C16—21no—
111C4×C16—21no—
112C4×C16D411yescharacteristic
113C4×C16D411yescharacteristic
114C4×C16D411yescharacteristic
115C4×C16D411yescharacteristic
116#343—22no—
117#343—22no—
118#341—22no—
119C2×#41C2×D411yescharacteristic
120C22×D4—22no—
121C23×C4—42no—
122AGL(1,ℤ/8)—28no—
123AGL(1,ℤ/8)—44no—
124C2×SD16—42no—
125C2×D8—22no—
126C2×D8—22no—
127C2×D8—22no—
128C2×D8—22no—
129C2×D8—22no—
130C2×D8—42no—
131C2×D8C22×C414yes—
132#131—22no—
133#131—22no—
134#131—21no—
135#131—21no—
136#131C22×C412yes—
137#131#4112yes—
138C2×M16—21no—
139C2×M16—21no—
140C2×M16—22no—
141C2×M16—22no—
142C2×M16C2×D411yescharacteristic
143C2×M16C2×D411yescharacteristic
144C22×C8—21no—
145C22×C8—21no—
146C22×C8C2×D411yescharacteristic
147C22×C8C2411yescharacteristic
148C4×Q8D811yescharacteristic
149C4×Q8D811yescharacteristic
150C4×D4—21no—
151C4×D4—21no—
152C4×D4—42no—
153C4×D4—42no—
154C4×D4—42no—
155C4×D4—42no—
156C4×D4D811yescharacteristic
157C4×D4D811yescharacteristic
158#117—21no—
159#117C2×D411yescharacteristic
160C2×C4⋊C4—22no—
161C2×C22⋊C4—42no—
162C2×C42—21no—
163C2×C42C2×D411yescharacteristic
164D16—24no—
165D16—24no—
166M32—24no—
167M32—21no—
168M32—21no—
169M32—24no—
170M32C22×C412yes—
171M32#4112yes—
172C2×C16—24no—
173C2×C16—21no—
174C2×C16—21no—
175C2×C16—21no—
176C2×C16—21no—
177C2×C16—24no—
178C2×C16C22×C412yes—
179C2×C16C2×D411yescharacteristic
180C2×C16C2×D411yescharacteristic
181C2×C16C2×D411yescharacteristic
182C2×C16C2×D411yescharacteristic
183C2×C16#4112yes—
184#108—22no—
185#108—22no—
186#108—22no—
187#108C22×C414yes—
188#107—22no—
189#107—22no—
190#107—42no—
191#106—42no—
192#103—42no—
193#102—42no—
194#102—42no—
195#102—42no—
196#102—42no—
197#102—42no—
198#100—28no—
199#100—44no—
200#97—21no—
201#97—21no—
202#97—21no—
203#97—42no—
204C4×C8—21no—
205C4×C8—21no—
206C4×C8—21no—
207C4×C8—42no—
208C4×C8C2×D411yescharacteristic
209C4×C8C2×D411yescharacteristic
210C4×C8#4111yescharacteristic
211C4×C8#4111yescharacteristic
212C24—42no—
213#41—21no—
214#41—21no—
215#41C4×D412yes—
216#41#13512yes—
217C2×Q8C2×D811yescharacteristic
218C2×D4—21no—
219C2×D4—24no—
220C2×D4—42no—
221C2×D4—42no—
222C2×D4—42no—
223C2×D4—42no—
224C2×D4—42no—
225C2×D4C2×D811yescharacteristic
226C22×C4—21no—
227C22×C4—21no—
228C22×C4—21no—
229C22×C4—42no—
230C22×C4—82no—
231C22×C4—82no—
232C22×C4—164no—
233C22×C4#13511yescharacteristic
234C22×C4#13511yescharacteristic
235C22×C4C22×D411yescharacteristic
236SD16—48no—
237D8—24no—
238D8—24no—
239D8—48no—
240D8—42no—
241D8—42no—
242M16—24no—
243M16—21no—
244M16—21no—
245M16—22no—
246M16—22no—
247M16—24no—
248M16—42no—
249M16—42no—
250M16—42no—
251M16C4×D412yes—
252M16#13512yes—
253C2×C8—24no—
254C2×C8—21no—
255C2×C8—21no—
256C2×C8—21no—
257C2×C8—21no—
258C2×C8—22no—
259C2×C8—22no—
260C2×C8—42no—
261C2×C8—42no—
262C2×C8#12111yescharacteristic
263C2×C8#12111yescharacteristic
264C2×C8C23×C411yescharacteristic
265C2×C8C22×D411yescharacteristic
266C2×C8C2×#4111yescharacteristic
267C2×C8C2×#4111yescharacteristic
268C2×C8C2×#4111yescharacteristic
269C2×C8C2×#4111yescharacteristic
270C4⋊C4—21no—
271C4⋊C4—21no—
272C4⋊C4—42no—
273C4⋊C4—42no—
274C4⋊C4C2×D811yescharacteristic
275C4⋊C4C2×D811yescharacteristic
276C22⋊C4—21no—
277C22⋊C4—21no—
278C22⋊C4—21no—
279C22⋊C4—82no—
280C22⋊C4—82no—
281C42—21no—
282C42—21no—
283C42—21no—
284C42#12111yescharacteristic
285C42#12111yescharacteristic
286C42C2×D811yescharacteristic
287C42C2×D811yescharacteristic
288C16—22no—
289C16—21no—
290C16—22no—
291C16—21no—
292C16C4×D412yes—
293C16C4×D412yes—
294C23—21no—
295C23—44no—
296C23—82no—
297C23—82no—
298C23—162no—
299C23—162no—
300C23C2×#13511yescharacteristic
301Q8—21no—
302Q8C4×D812yes—
303D4—22no—
304D4—22no—
305D4—21no—
306D4—44no—
307D4—44no—
308D4—82no—
309D4—82no—
310D4C4×D812yes—
311C2×C4—21no—
312C2×C4—22no—
313C2×C4—22no—
314C2×C4—22no—
315C2×C4—21no—
316C2×C4—21no—
317C2×C4—41no—
318C2×C4—42no—
319C2×C4—42no—
320C2×C4—82no—
321C2×C4—164no—
322C2×C4—164no—
323C2×C4—162no—
324C2×C4#46611yescharacteristic
325C2×C4#46611yescharacteristic
326C2×C4#46611yescharacteristic
327C2×C4#46611yescharacteristic
328C2×C4C2×C4×D411yescharacteristic
329C2×C4C2×#12111yescharacteristic
330C2×C4#53211yescharacteristic
331C2×C4C22×D811yescharacteristic
332C2×C4C2×#13511yescharacteristic
333C2×C4C2×#13511yescharacteristic
334C8—21no—
335C8—22no—
336C8—21no—
337C8—22no—
338C8—44no—
339C8—82no—
340C8C2×C4×D411yescharacteristic
341C8C4×#4111yescharacteristic
342C8#52511yescharacteristic
343C8#52911yescharacteristic
344C22—21no—
345C22—21no—
346C22—22no—
347C22—41no—
348C22—41no—
349C22—84no—
350C22—164no—
351C22—164no—
352C22—162no—
353C22—162no—
354C22C4×#13511yescharacteristic
355C22C2×#46611yescharacteristic
356C22#316811yescharacteristic
357C4—22no—
358C4—21no—
359C4—21no—
360C4—21no—
361C4—41no—
362C4—41no—
363C4—162no—
364C4#222112yesdirect product factor
365C4C4×#12111yescharacteristic
366C4C2×C4×D811yescharacteristic
367C4#305011yescharacteristic
368C4#316911yescharacteristic
369C2—21no—
370C2—21no—
371C2—42no—
372C2—164no—
373C2C4×#46611yescharacteristic
374C2C2×#222111yescharacteristic
375C2#3361711yescharacteristic
subgroupG/H
centerC2×C4#466
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
socleC22C2×#466
prime radicalC2×#2221C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×#131 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C2×C4×D16C2semidirect
3. C4×#504C2semidirect
4. C4×#472C2semidirect
5. #13245C2semidirect
6. #13171C2semidirect
7. #13144C2semidirect
8. #13073C2semidirect
9. #12842C2semidirect
10. C4×#368C2semidirect
11. C4×#361C2semidirect
19. #2221C4direct (N × H)
57. C2×D16C2×C4semidirect
61. #504C2×C4semidirect
71. #472C2×C4semidirect
99. #368C2×C4semidirect
103. #361C2×C4semidirect
364. C4#2221direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#22212
C2×C4×D162
C4×#5042
C4×#4722
#132452
#131712
#131442
#130732
#128422
C4×#3682
C4×#3612