Finite Group Databasebeta

#31808248

order17792
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#357×C139 ⋊ C2
SylowC139 ⋊ C4×D16

Subgroups

subgroupG/H
centerC22D8×D139
commutatorC8×C139C22×C4
FrattiniC2×C8C22×D139
Fitting#357×C139C2
socleC22×C139C2×D8
prime radicalC2×#17984783C2
cosocleC2×C8×C139C23
hypercenter#357D139
hypocenterC139C4×D16
LCSG ▷ C8×C139 ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ #357

174 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 174 conjugacy classes of subgroups — too many to draw. Only its 59 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8896

Polycyclic presentation:

2^7,139|a^2=e,c^2=e,d^2=fg,f^2=g,b^a=bd,d^a=df,f^a=fg,d^b=df,f^b=fg,h^c=h^138

Conjugacy classes & character table

1562 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6354);