Finite Group Databasebeta

#21439939

order7648
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC239 ⋊ C22⋊Q8

Subgroups

subgroupG/H
center, FrattiniC22C22×D239
commutator, socleC22×C239C23
FittingC22×C4×C239C2
hypercenterC22×C4D239
hypocenterC239C22⋊Q8
LCSG ▷ C22×C239 ▷ C239
UCSC1 ◁ C22 ◁ C22×C4

74 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

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

Conjugacy classes & character table

1918 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#29504508, #29504510, #29504923, …
maximal normal subgroup of#29504508, #29504510, #29504923, …
maximal quotient of#29504632, #29504645, #29504656, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7648, 125);