Finite Group Databasebeta

← C19×#19905 #18025864

Subgroups — C19×#19905 #18025864

Order 4864.

604 conjugacy classes of subgroups.

The subgroup lattice has 390 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1Q8×D8×C19C211yesmaximal, characteristic, complemented
2C19×#3341C211yesmaximal, characteristic
3C19×#3329C212yesmaximal, complemented
4C19×#1710C211yesmaximal, characteristic, complemented
5C19×#1703C212yesmaximal, complemented
6C19×#1676C211yesmaximal, characteristic, complemented
7C19×#1673C211yesmaximal, characteristic, complemented
8C19×#1646C212yesmaximal, complemented
9C19×#1637C212yesmaximal, complemented
10C19×#1589C211yesmaximal, characteristic, complemented
11C8×SD16×C19C211yesmaximal, characteristic, complemented
12C19×#555C2212yes—
13D4×Q8×C19C2212yes—
14C19×#500—21no—
15C19×#500C2211yescharacteristic
16C19×#500C2211yescharacteristic
17C19×#487C2212yes—
18C19×#487C2212yes—
19C19×#485—22no—
20C19×#482—22no—
21C19×#477C2212yes—
22C19×#476C2212yes—
23C19×#474—22no—
24C19×#474C2212yes—
25C19×#468—22no—
26C19×#466—21no—
27C19×#461C2212yes—
28C19×#448—22no—
29C8×Q8×C19C2211yescharacteristic
30C4×SD16×C19C2211yescharacteristic
31C4×D8×C19—21no—
32C4×D8×C19C2211yescharacteristic
33C19×#436C2212yes—
34C8×D4×C19C2211yescharacteristic
35C19×#427—21no—
36C19×#419—22no—
37C19×#335C2211yescharacteristic
38C19×#334C2211yescharacteristic
39C19×#333C2212yes—
40C19×#332C2212yes—
41C19×Q8⋊C8C2211yescharacteristic
42C19×D4⋊C8C2212yes—
43C19×D4⋊C8C2211yescharacteristic
44C82×C19C2211yescharacteristic
45C22×Q8×C19—22no—
46C2×SD16×C19—22no—
47C2×SD16×C19D411yescharacteristic
48C2×D8×C19D411yescharacteristic
49C2×M16×C19—22no—
50C22×C8×C19—21no—
51C19×C4⋊Q8—22no—
52C19×C4⋊Q8C2312yes—
53C19×C4⋊Q8C2312yes—
54C19×#124—42no—
55C19×C22⋊Q8—22no—
56C19×C22⋊Q8—42no—
57C19×#121—22no—
58C19×#121—22no—
59C4×Q8×C19C2311yescharacteristic
60C4×D4×C19—22no—
61C4×D4×C19C2311yescharacteristic
62C4×D4×C19C2312yes—
63C19×#117—22no—
64C19×#117—22no—
65C19×#107—21no—
66C19×#107—21no—
67C19×#107—21no—
68C19×#107—21no—
69C19×#107—22no—
70C19×#107—22no—
71C19×#107D411yescharacteristic
72C19×#106—22no—
73C19×#106D411yescharacteristic
74C19×C4⋊C8—21no—
75C19×C4⋊C8C2311yescharacteristic
76C19×C4⋊C8C2312yes—
77C19×C4⋊C8C2311yescharacteristic
78C19×#103—22no—
79C19×#103—22no—
80C19×#103—22no—
81C19×#103—22no—
82C19×#103—42no—
83C19×#103D411yescharacteristic
84C19×#102—22no—
85C19×#102—22no—
86C19×#102D412yes—
87C19×#102D411yescharacteristic
88C19×C22⋊C8—21no—
89C19×C22⋊C8—22no—
90C4×C8×C19—21no—
91C4×C8×C19C2311yescharacteristic
92C4×C8×C19C2311yescharacteristic
93C4×C8×C19C2311yescharacteristic
94C2×Q8×C19—22no—
95C2×Q8×C19—22no—
96C2×Q8×C19—42no—
97C2×Q8×C19—44no—
98C2×Q8×C19—82no—
99C2×Q8×C19C2×D411yescharacteristic
100C2×D4×C19—42no—
101C2×D4×C19C2×D412yes—
102C2×D4×C19C2×D411yescharacteristic
103C22×C4×C19—21no—
104C22×C4×C19—22no—
105C22×C4×C19—42no—
106SD16×C19—22no—
107SD16×C19—82no—
108D8×C19—22no—
109M16×C19—82no—
110C2×C8×C19—21no—
111C2×C8×C19—22no—
112C2×C8×C19—21no—
113C2×C8×C19—21no—
114C2×C8×C19—42no—
115C2×C8×C19C2×D411yescharacteristic
116C2×C8×C19C2×D411yescharacteristic
117C2×C8×C19C2×D411yescharacteristic
118C2×C8×C19C2×D411yescharacteristic
119C4⋊C4×C19—21no—
120C4⋊C4×C19—22no—
121C4⋊C4×C19—22no—
122C4⋊C4×C19—22no—
123C4⋊C4×C19—22no—
124C4⋊C4×C19—42no—
125C4⋊C4×C19C2×D411yescharacteristic
126C4⋊C4×C19C2×D412yes—
127C4⋊C4×C19C2×D411yescharacteristic
128C22⋊C4×C19—22no—
129C22⋊C4×C19—21no—
130C22⋊C4×C19—42no—
131C22⋊C4×C19—42no—
132C22⋊C4×C19—42no—
133C42×C19—21no—
134C42×C19—42no—
135C42×C19C2411yescharacteristic
136#19905C1911yesmaximal, characteristic, direct product factor, Sylow
137C23×C19—22no—
138C23×C19—21no—
139Q8×C19—21no—
140Q8×C19—42no—
141Q8×C19—42no—
142Q8×C19—84no—
143Q8×C19—82no—
144Q8×C19#13512yes—
145D4×C19—21no—
146D4×C19—22no—
147D4×C19—21no—
148D4×C19—22no—
149D4×C19—162no—
150C2×C4×C19—21no—
151C2×C4×C19—21no—
152C2×C4×C19—21no—
153C2×C4×C19—22no—
154C2×C4×C19—42no—
155C2×C4×C19—41no—
156C2×C4×C19—42no—
157C2×C4×C19—41no—
158C2×C4×C19—42no—
159C2×C4×C19—42no—
160C2×C4×C19—84no—
161C2×C4×C19C22×D411yescharacteristic
162C2×C4×C19C22×D411yescharacteristic
163C2×C4×C19H(5,𝔽2)11yescharacteristic
164C8×C19—21no—
165C8×C19—21no—
166C8×C19—21no—
167C8×C19—41no—
168C8×C19—41no—
169C8×C19—42no—
170C8×C19—41no—
171C8×C19#13712yes—
172Q8×D8C2×C1911yescharacteristic, complemented
173#3341C2×C1911yescharacteristic
174#3329C2×C1912yescomplemented
175#1710C2×C1911yescharacteristic, complemented
176#1703C2×C1912yescomplemented
177#1676C2×C1911yescharacteristic, complemented
178#1673C2×C1911yescharacteristic, complemented
179#1646C2×C1912yescomplemented
180#1637C2×C1912yescomplemented
181#1589C2×C1911yescharacteristic, complemented
182C8×SD16C2×C1911yescharacteristic, complemented
183C22×C19—41no—
184C22×C19—42no—
185C22×C19—42no—
186C22×C19—41no—
187C22×C19—41no—
188C22×C19—42no—
189C22×C19D4211yescharacteristic
190C4×C19—22no—
191C4×C19—21no—
192C4×C19—41no—
193C4×C19—42no—
194C4×C19—41no—
195C4×C19—82no—
196C4×C19—82no—
197C4×C19C2×#13511yescharacteristic
198C4×C19C2×#13711yescharacteristic
199C4×C19#57611yescharacteristic
200C4×C19#57811yescharacteristic
201#555C22×C1912yes—
202D4×Q8C22×C1912yes—
203#500—21no—
204#500C22×C1911yescharacteristic
205#500C22×C1911yescharacteristic
206#487C22×C1912yes—
207#487C22×C1912yes—
208#485—22no—
209#482—22no—
210#477C22×C1912yes—
211#476C22×C1912yes—
212#474—22no—
213#474C22×C1912yes—
214#468—22no—
215#466—21no—
216#461C22×C1912yes—
217#448—22no—
218C8×Q8C22×C1911yescharacteristic
219C4×SD16C22×C1911yescharacteristic
220C4×D8—21no—
221C4×D8C22×C1911yescharacteristic
222#436C22×C1912yes—
223C8×D4C22×C1911yescharacteristic
224#427—21no—
225#419—22no—
226#335C22×C1911yescharacteristic
227#334C22×C1911yescharacteristic
228#333C22×C1912yes—
229#332C22×C1912yes—
230Q8⋊C8C22×C1911yescharacteristic
231D4⋊C8C22×C1911yescharacteristic
232D4⋊C8C22×C1912yes—
233C82C22×C1911yescharacteristic
234C2×C19—81no—
235C2×C19—82no—
236C2×C19#327611yescharacteristic
237C2×C19#328011yescharacteristic
238C2×C19#329011yescharacteristic
239C22×Q8—22no—
240C2×SD16—22no—
241C2×SD16D4×C1911yescharacteristic
242C2×D8D4×C1911yescharacteristic
243C2×M16—22no—
244C22×C8—21no—
245C4⋊Q8—22no—
246C4⋊Q8C23×C1912yes—
247C4⋊Q8C23×C1912yes—
248#124—42no—
249C22⋊Q8—22no—
250C22⋊Q8—42no—
251#121—22no—
252#121—22no—
253C4×Q8C23×C1911yescharacteristic
254C4×D4—22no—
255C4×D4C23×C1912yes—
256C4×D4C23×C1911yescharacteristic
257#117—22no—
258#117—22no—
259#107—21no—
260#107—21no—
261#107—21no—
262#107—21no—
263#107—22no—
264#107—22no—
265#107D4×C1911yescharacteristic
266#106—22no—
267#106D4×C1911yescharacteristic
268C4⋊C8—21no—
269C4⋊C8C23×C1912yes—
270C4⋊C8C23×C1911yescharacteristic
271C4⋊C8C23×C1911yescharacteristic
272#103—22no—
273#103—22no—
274#103—22no—
275#103—22no—
276#103—42no—
277#103D4×C1911yescharacteristic
278#102—22no—
279#102—22no—
280#102D4×C1912yes—
281#102D4×C1911yescharacteristic
282C22⋊C8—21no—
283C22⋊C8—22no—
284C4×C8—21no—
285C4×C8C23×C1911yescharacteristic
286C4×C8C23×C1911yescharacteristic
287C4×C8C23×C1911yescharacteristic
288C19#1990511yescharacteristic, direct product factor, Sylow
289C2×Q8—22no—
290C2×Q8—22no—
291C2×Q8—42no—
292C2×Q8—44no—
293C2×Q8—82no—
294C2×Q8C2×D4×C1911yescharacteristic
295C2×D4—42no—
296C2×D4C2×D4×C1912yes—
297C2×D4C2×D4×C1911yescharacteristic
298C22×C4—21no—
299C22×C4—22no—
300C22×C4—42no—
301SD16—22no—
302SD16—82no—
303D8—22no—
304M16—82no—
305C2×C8—21no—
306C2×C8—21no—
307C2×C8—22no—
308C2×C8—21no—
309C2×C8—42no—
310C2×C8C2×D4×C1911yescharacteristic
311C2×C8C2×D4×C1911yescharacteristic
312C2×C8C2×D4×C1911yescharacteristic
313C2×C8C2×D4×C1911yescharacteristic
314C4⋊C4—21no—
315C4⋊C4—22no—
316C4⋊C4—22no—
317C4⋊C4—22no—
318C4⋊C4—22no—
319C4⋊C4—42no—
320C4⋊C4C2×D4×C1912yes—
321C4⋊C4C2×D4×C1911yescharacteristic
322C4⋊C4C2×D4×C1911yescharacteristic
323C22⋊C4—22no—
324C22⋊C4—21no—
325C22⋊C4—42no—
326C22⋊C4—42no—
327C22⋊C4—42no—
328C42—21no—
329C42—42no—
330C42C24×C1911yescharacteristic
331C23—22no—
332C23—21no—
333Q8—21no—
334Q8—42no—
335Q8—42no—
336Q8—84no—
337Q8—82no—
338Q8C19×#13512yes—
339D4—21no—
340D4—22no—
341D4—21no—
342D4—22no—
343D4—162no—
344C2×C4—21no—
345C2×C4—21no—
346C2×C4—21no—
347C2×C4—22no—
348C2×C4—42no—
349C2×C4—41no—
350C2×C4—42no—
351C2×C4—41no—
352C2×C4—42no—
353C2×C4—42no—
354C2×C4—84no—
355C2×C4C22×D4×C1911yescharacteristic
356C2×C4C22×D4×C1911yescharacteristic
357C2×C4C19×H(5,𝔽2)11yescharacteristic
358C8—21no—
359C8—21no—
360C8—21no—
361C8—41no—
362C8—41no—
363C8—42no—
364C8—41no—
365C8C19×#13712yes—
366C22—41no—
367C22—42no—
368C22—42no—
369C22—41no—
370C22—41no—
371C22—42no—
372C22D42×C1911yescharacteristic
373C4—22no—
374C4—21no—
375C4—41no—
376C4—42no—
377C4—41no—
378C4—82no—
379C4—82no—
380C4C2×C19×#13511yescharacteristic
381C4C2×C19×#13711yescharacteristic
382C4C19×#57611yescharacteristic
383C4C19×#57811yescharacteristic
384C2—81no—
385C2—82no—
386C2C19×#327611yescharacteristic
387C2C19×#328011yescharacteristic
388C2C19×#329011yescharacteristic
subgroupG/H
center, socleC22×C19D42
commutator, Frattini, cosocleC42C24×C19
prime radicalC19×#3341C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C42×C19 ◁ G

Complements

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

NH ≅ G/Ntype
1. Q8×D8×C19C2semidirect
3. C19×#3329C2semidirect
4. C19×#1710C2semidirect
5. C19×#1703C2semidirect
6. C19×#1676C2semidirect
7. C19×#1673C2semidirect
8. C19×#1646C2semidirect
9. C19×#1637C2semidirect
10. C19×#1589C2semidirect
11. C8×SD16×C19C2semidirect
136. #19905C19direct (N × H)
172. Q8×D8C2×C19semidirect
174. #3329C2×C19semidirect
175. #1710C2×C19semidirect
176. #1703C2×C19semidirect
177. #1676C2×C19semidirect
178. #1673C2×C19semidirect
179. #1646C2×C19semidirect
180. #1637C2×C19semidirect
181. #1589C2×C19semidirect
182. C8×SD16C2×C19semidirect
288. C19#19905direct (N × H)

Maximal subgroups

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

subgroupindex
Q8×D8×C192
C19×#33412
C19×#33292
C19×#17102
C19×#17032
C19×#16762
C19×#16732
C19×#16462
C19×#16372
C19×#15892
C8×SD16×C192
#1990519