Finite Group Databasebeta

← C2×#23754675 #34089934

Subgroups — C2×#23754675 #34089934

Order 19782.

24 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#23754675C211yesmaximal, characteristic, direct product factor, Hall
2C2×C3×C7×C157C311yesmaximal, characteristic
3C3×C7×C157C2×C311yescharacteristic
4C2×C157⋊C9—71nomaximal, Hall
5C2×C7×C157C911yescharacteristic, complemented, Hall
6C157⋊C9—71noHall
7C7×C157C2×C911yescharacteristic, complemented, Hall
8C2×C3×C157ΓL(1,𝔽8)11yescharacteristic
9C3×C157C2×ΓL(1,𝔽8)11yescharacteristic
10C2×C157C7⋊C911yescharacteristic, complemented, Hall
11C157C2×C7⋊C911yescharacteristic, complemented, Sylow
12C2×C7⋊C9—1571nomaximal, Hall
13C7⋊C9—1571noHall
14C2×C3×C7C157⋊C311yescharacteristic
15C3×C7C2×C157⋊C311yescharacteristic
16C2×C9—10991noHall
17C2×C7C157⋊C911yescharacteristic, complemented, Hall
18C9—10991noSylow
19C7C2×C157⋊C911yescharacteristic, complemented, Sylow
20C2×C3#1569307411yescharacteristic
21C3C2×#1569307411yescharacteristic
22C2#2375467511yescharacteristic, direct product factor, Sylow
subgroupG/H
center, hypercenterC2×C3#15693074
commutator, hypocenterC7×C157C2×C9
FrattiniC3C2×#15693074
Fitting, socle, prime radicalC2×C3×C7×C157C3
cosocleC3×C7×C157C2×C3
LCSG ▷ C7×C157
UCSC1 ◁ C2×C3

Complements

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

NH ≅ G/Ntype
1. #23754675C2direct (N × H)
5. C2×C7×C157C9semidirect
7. C7×C157C2×C9semidirect
10. C2×C157C7⋊C9semidirect
11. C157C2×C7⋊C9semidirect
17. C2×C7C157⋊C9semidirect
19. C7C2×C157⋊C9semidirect
22. C2#23754675direct (N × H)

Maximal subgroups

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

subgroupindex
#237546752
C2×C3×C7×C1573
C2×C157⋊C97
C2×C7⋊C9157