Finite Group Databasebeta

C22⋊Dic97 #13095489

order1552
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic97

Splittings

SylowC97 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D97
commutatorC2×C97C2×C4
Fitting, prime radicalC23×C97C2
socle, cosocleC22×C97C22
hypercenterC23D97
hypocenterC97C22⋊C4
LCSG ▷ C2×C97 ▷ C97
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 776

Polycyclic presentation:

2^4,97|a^2=d,b^a=bc,e^a=e^96

Conjugacy classes & character table

394 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#15690724, #15690725, C22⋊C4×D97, …
maximal normal subgroup of#15690724, #15690725, C22⋊C4×D97, …
maximal quotient of#15690717, C22⋊#11715895, #15690725, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1552, 18);