Finite Group Databasebeta

← C19×#12420 #18018379

Subgroups — C19×#12420 #18018379

Order 4864.

234 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 234 conjugacy classes of subgroups — too many to draw. Only its 86 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C19×#2226C211yesmaximal, characteristic
2C19×#2208C211yesmaximal, characteristic
3C19×#1707C211yesmaximal, characteristic, complemented
4C8×D8×C19C211yesmaximal, characteristic
5C19×#1367C211yesmaximal, characteristic, complemented
6C19×#1365C211yesmaximal, characteristic, complemented
7C19×#1362C211yesmaximal, characteristic, complemented
8C2×C19×SD32—21no—
9C19×#500C2211yescharacteristic
10C19×#498—21no—
11C19×#494C2211yescharacteristic
12C19×#487—21no—
13C4×D8×C19C2211yescharacteristic
14C8×D4×C19—21no—
15C19×#367—21no—
16C19×C4⋊C16C2211yescharacteristic
17C19×C4⋊C16C2211yescharacteristic
18C19×#358—21no—
19C19×#357—21no—
20C19×#335C2211yescharacteristic
21C19×D4⋊C8—21no—
22C82×C19C2211yescharacteristic
23C2×Q16×C19—21no—
24C2×Q16×C19—21no—
25C2×D8×C19D411yescharacteristic
26C22×C8×C19—41no—
27C19×C4⋊Q8—21no—
28C19×C4⋊Q8—21no—
29C4×D4×C19—21no—
30C19×SD32—42no—
31C2×C16×C19—21no—
32C2×C16×C19—21no—
33C19×#107—21no—
34C19×#107—21no—
35C19×#107D411yescharacteristic
36C19×#106—41no—
37C19×#106—41no—
38C19×C4⋊C8—21no—
39C19×#103—42no—
40C19×#102—21no—
41C19×C22⋊C8—41no—
42C4×C8×C19D411yescharacteristic
43C4×C8×C19D411yescharacteristic
44C4×C8×C19C2311yescharacteristic
45C2×Q8×C19—41no—
46C2×Q8×C19—41no—
47C2×D4×C19—21no—
48C22×C4×C19—41no—
49Q16×C19—41no—
50Q16×C19—41no—
51Q16×C19—81no—
52D8×C19—21no—
53D8×C19SD1612yes—
54C2×C8×C19—21no—
55C2×C8×C19—41no—
56C2×C8×C19—82no—
57C2×C8×C19D811yescharacteristic
58C2×C8×C19D811yescharacteristic
59C2×C8×C19C2×D411yescharacteristic
60C2×C8×C19#4111yescharacteristic
61C4⋊C4×C19—21no—
62C4⋊C4×C19—41no—
63C4⋊C4×C19—41no—
64C4⋊C4×C19—41no—
65C4⋊C4×C19—41no—
66C22⋊C4×C19—41no—
67C42×C19C2×D411yescharacteristic
68C16×C19—41no—
69C16×C19—41no—
70#12420C1911yesmaximal, characteristic, direct product factor, Sylow
71C23×C19—41no—
72Q8×C19—82no—
73Q8×C19—81no—
74Q8×C19—81no—
75D4×C19—22no—
76D4×C19—41no—
77C2×C4×C19—41no—
78C2×C4×C19—81no—
79C2×C4×C19—81no—
80C2×C4×C19—81no—
81C2×C4×C19—81no—
82C2×C4×C19#12111yescharacteristic
83C2×C4×C19C2×D811yescharacteristic
84C2×C4×C19AGL(1,ℤ/8)11yescharacteristic
85C8×C19—21no—
86C8×C19—21no—
87C8×C19—41no—
88C8×C19—81no—
89C8×C19SD3212yescomplemented
90C8×C19C2×SD1611yescharacteristic
91C8×C19#13511yescharacteristic
92#2226C2×C1911yescharacteristic
93#2208C2×C1911yescharacteristic
94#1707C2×C1911yescharacteristic, complemented
95C8×D8C2×C1911yescharacteristic
96#1367C2×C1911yescharacteristic, complemented
97#1365C2×C1911yescharacteristic, complemented
98#1362C2×C1911yescharacteristic, complemented
99C22×C19—42no—
100C22×C19—81no—
101C22×C19—81no—
102C22×C19#45911yescharacteristic
103C4×C19—21no—
104C4×C19—81no—
105C4×C19—161no—
106C4×C19—161no—
107C4×C19#46511yescharacteristic
108C4×C19#47111yescharacteristic
109C4×C19C2×SD3211yescharacteristic
110C4×C19#51011yescharacteristic
111C2×SD32—21no—
112#500C22×C1911yescharacteristic
113#498—21no—
114#494C22×C1911yescharacteristic
115#487—21no—
116C4×D8C22×C1911yescharacteristic
117C8×D4—21no—
118#367—21no—
119C4⋊C16C22×C1911yescharacteristic
120C4⋊C16C22×C1911yescharacteristic
121#358—21no—
122#357—21no—
123#335C22×C1911yescharacteristic
124D4⋊C8—21no—
125C82C22×C1911yescharacteristic
126C2×C19—82no—
127C2×C19#166511yescharacteristic
128C2×C19#220811yescharacteristic
129C2×C19#221211yescharacteristic
130C2×Q16—21no—
131C2×Q16—21no—
132C2×D8D4×C1911yescharacteristic
133C22×C8—41no—
134C4⋊Q8—21no—
135C4⋊Q8—21no—
136C4×D4—21no—
137SD32—42no—
138C2×C16—21no—
139C2×C16—21no—
140#107—21no—
141#107—21no—
142#107D4×C1911yescharacteristic
143#106—41no—
144#106—41no—
145C4⋊C8—21no—
146#103—42no—
147#102—21no—
148C22⋊C8—41no—
149C4×C8D4×C1911yescharacteristic
150C4×C8D4×C1911yescharacteristic
151C4×C8C23×C1911yescharacteristic
152C19#1242011yescharacteristic, direct product factor, Sylow
153C2×Q8—41no—
154C2×Q8—41no—
155C2×D4—21no—
156C22×C4—41no—
157Q16—41no—
158Q16—41no—
159Q16—81no—
160D8—21no—
161D8SD16×C1912yes—
162C2×C8—21no—
163C2×C8—41no—
164C2×C8—82no—
165C2×C8D8×C1911yescharacteristic
166C2×C8D8×C1911yescharacteristic
167C2×C8C2×D4×C1911yescharacteristic
168C2×C8#41×C1911yescharacteristic
169C4⋊C4—21no—
170C4⋊C4—41no—
171C4⋊C4—41no—
172C4⋊C4—41no—
173C4⋊C4—41no—
174C22⋊C4—41no—
175C42C2×D4×C1911yescharacteristic
176C16—41no—
177C16—41no—
178C23—41no—
179Q8—82no—
180Q8—81no—
181Q8—81no—
182D4—22no—
183D4—41no—
184C2×C4—41no—
185C2×C4—81no—
186C2×C4—81no—
187C2×C4—81no—
188C2×C4—81no—
189C2×C4C19×#12111yescharacteristic
190C2×C4C2×D8×C1911yescharacteristic
191C2×C4C19×AGL(1,ℤ/8)11yescharacteristic
192C8—21no—
193C8—21no—
194C8—41no—
195C8—81no—
196C8C19×SD3212yescomplemented
197C8C2×SD16×C1911yescharacteristic
198C8C19×#13511yescharacteristic
199C22—42no—
200C22—81no—
201C22—81no—
202C22C19×#45911yescharacteristic
203C4—21no—
204C4—81no—
205C4—161no—
206C4—161no—
207C4C19×#46511yescharacteristic
208C4C19×#47111yescharacteristic
209C4C2×C19×SD3211yescharacteristic
210C4C19×#51011yescharacteristic
211C2—82no—
212C2C19×#166511yescharacteristic
213C2C19×#220811yescharacteristic
214C2C19×#221211yescharacteristic
subgroupG/H
center, socleC22×C19#459
commutator, Frattini, cosocleC4×C8C23×C19
prime radicalC2×D8×C19D4
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C42×C19 ◁ C82×C19 ◁ G

Complements

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

NH ≅ G/Ntype
3. C19×#1707C2semidirect
5. C19×#1367C2semidirect
6. C19×#1365C2semidirect
7. C19×#1362C2semidirect
70. #12420C19direct (N × H)
89. C8×C19SD32semidirect
94. #1707C2×C19semidirect
96. #1367C2×C19semidirect
97. #1365C2×C19semidirect
98. #1362C2×C19semidirect
152. C19#12420direct (N × H)
196. C8C19×SD32semidirect

Maximal subgroups

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

subgroupindex
C19×#22262
C19×#22082
C19×#17072
C8×D8×C192
C19×#13672
C19×#13652
C19×#13622
#1242019