Finite Group Databasebeta

#21439933

order7648
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC22⋊C4×C239 ⋊ C2
SylowC239 ⋊ #121

Subgroups

subgroupG/H
center, FrattiniC22C22×D239
commutator, socleC22×C239C23
FittingC22⋊C4×C239C2
hypercenterC22⋊C4D239
hypocenterC239#121
LCSG ▷ C22×C239 ▷ C239
UCSC1 ◁ C22 ◁ C22⋊C4

94 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^5,239|b^2=d,b^a=bd,c^a=ce,f^b=f^238,f^c=f^238

Conjugacy classes & character table

1204 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#121×D239, C2×#21439933, #29505280, …
maximal normal subgroup of#121×D239, C2×#21439933, #29505280, …
maximal quotient of#29504631, #29504648, #29504650, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7648, 119);