Finite Group Databasebeta

C22⋊#17987237 #32914720

order18464
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#17987237

Splittings

SylowC577 ⋊ C22⋊C8

Subgroups

subgroupG/H
center, FrattiniC22C2×#14556313
commutatorC2×C577C2×C8
Fitting, prime radicalC23×C577C4
socleC22×C577C2×C4
cosocleC2×Dic577C22
hypercenterC23#14556313
hypocenterC577C22⋊C8
LCSG ▷ C2×C577 ▷ C577
UCSC1 ◁ C22 ◁ C23

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9232

Polycyclic presentation:

2^5,577|a^2=d,d^2=e,b^a=bc,f^a=f^553,f^d=f^576

Conjugacy classes & character table

1172 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#49148792, #49148793, #49148794, …
maximal normal subgroup of#49148792, #49148793, #49148794, …
maximal quotient of#49148792, #49148794, D4⋊#17987237, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18464, 202);