Finite Group Databasebeta

#21439952

order7648
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC239 ⋊ #125

Subgroups

subgroupG/H
center, FrattiniC22C22×D239
commutator, socleC22×C239C23
FittingC42×C239C2
hypercenterC42D239
hypocenterC239#125
LCSG ▷ C22×C239 ▷ C239
UCSC1 ◁ C22 ◁ C42

56 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^5,239|a^2=d,b^2=e,c^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#29504513, #29505072, #29505073, …
maximal normal subgroup of#29504513, #29505072, #29505073, …
maximal quotient of#29504638, #29504656, #29504670, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7648, 138);