Finite Group Databasebeta

← #137×C997 #44542199

Subgroups — #137×C997 #44542199

Order 31904.

60 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#41×C997C211yesmaximal, characteristic
2C2×Q8×C997C211yesmaximal, characteristic, complemented
3Q16×C997C212yesmaximal, complemented
4SD16×C997C212yesmaximal, complemented
5M16×C997C211yesmaximal, characteristic, complemented
6Q8×C997—21no—
7Q8×C997C2212yes—
8Q8×C997C2211yescharacteristic
9D4×C997—21no—
10D4×C997C2211yescharacteristic
11C2×C4×C997—21no—
12C2×C4×C997—21no—
13C2×C4×C997C2211yescharacteristic
14C8×C997C2212yes—
15C22×C997—21no—
16C22×C997D411yescharacteristic
17C4×C997—21no—
18C4×C997—22no—
19C4×C997D411yescharacteristic
20C4×C997C2311yescharacteristic
21C2×C997—21no—
22C2×C997—41no—
23C2×C997C2×D411yescharacteristic
24C997#13711yescharacteristic, direct product factor, Sylow
25#137C99711yesmaximal, characteristic, direct product factor, Sylow
26#41C2×C99711yescharacteristic
27C2×Q8C2×C99711yescharacteristic, complemented
28Q16C2×C99712yescomplemented
29SD16C2×C99712yescomplemented
30M16C2×C99711yescharacteristic, complemented
31Q8—21no—
32Q8C22×C99712yes—
33Q8C22×C99711yescharacteristic
34D4—21no—
35D4C22×C99711yescharacteristic
36C2×C4—21no—
37C2×C4—21no—
38C2×C4C22×C99711yescharacteristic
39C8C22×C99712yes—
40C22—21no—
41C22D4×C99711yescharacteristic
42C4—21no—
43C4—22no—
44C4D4×C99711yescharacteristic
45C4C23×C99711yescharacteristic
46C2—21no—
47C2—41no—
48C2C2×D4×C99711yescharacteristic
subgroupG/H
center, socleC2×C997C2×D4
commutator, Frattini, cosocleC4C23×C997
prime radical#41×C997C2
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C997 ◁ C2×C4×C997 ◁ G

Complements

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

NH ≅ G/Ntype
2. C2×Q8×C997C2semidirect
3. Q16×C997C2semidirect
4. SD16×C997C2semidirect
5. M16×C997C2semidirect
24. C997#137direct (N × H)
25. #137C997direct (N × H)
27. C2×Q8C2×C997semidirect
28. Q16C2×C997semidirect
29. SD16C2×C997semidirect
30. M16C2×C997semidirect

Maximal subgroups

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

subgroupindex
#41×C9972
C2×Q8×C9972
Q16×C9972
SD16×C9972
M16×C9972
#137997