Finite Group Databasebeta

← C7×#16813357 #38759790

Subgroups — C7×#16813357 #38759790

Order 25228.

24 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C7×D901C211yesmaximal, characteristic
2C7×C17×C53C411yescharacteristic, complemented, Hall
3#16813357C711yesmaximal, characteristic, direct product factor, Hall
4D901C2×C711yescharacteristic
5C7×#6157—171nomaximal, Hall
6C17×C53C4×C711yescharacteristic, complemented, Hall
7C7×D53—171no—
8C7×#595—531nomaximal, Hall
9C7×C53#59511yescharacteristic, complemented, Hall
10C7×D17—531no—
11#6157—171noHall
12C7×C17#615711yescharacteristic, complemented, Hall
13D53—171no—
14#595—531noHall
15C53C7×#59511yescharacteristic, complemented, Sylow
16D17—531no—
17C4×C7—9011noHall
18C17C7×#615711yescharacteristic, complemented, Sylow
19C2×C7—9011no—
20C7#1681335711yescharacteristic, direct product factor, Sylow
21C4—9011noSylow
22C2—9011no—
subgroupG/H
center, hypercenterC7#16813357
commutator, hypocenterC17×C53C4×C7
FrattiniC1G
Fitting, socleC7×C17×C53C4
prime radicalC7×D901C2
cosocleD901C2×C7
LCSG ▷ C17×C53
UCSC1 ◁ C7

Complements

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

NH ≅ G/Ntype
2. C7×C17×C53C4semidirect
3. #16813357C7direct (N × H)
6. C17×C53C4×C7semidirect
9. C7×C53#595semidirect
12. C7×C17#6157semidirect
15. C53C7×#595semidirect
18. C17C7×#6157semidirect
20. C7#16813357direct (N × H)

Maximal subgroups

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

subgroupindex
C7×D9012
#168133577
C7×#615717
C7×#59553