Finite Group Databasebeta

#31804997

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

Aliases

No aliases for this group.

Splittings

Fitting#330×C139 ⋊ C2
SylowC139 ⋊ #1526

Subgroups

subgroupG/H
centerC22C22⋊C4×D139
commutatorC2×C4×C139C22×C4
FrattiniC42C22×D139
Fitting#330×C139C2
socleC22×C139C2×C22⋊C4
prime radicalC22×D139C22⋊C4
cosocleC42×C139C23
hypercenter#330D139
hypocenterC139#1526
LCSG ▷ C2×C4×C139 ▷ C22×C139 ▷ C139
UCSC1 ◁ C22 ◁ C42 ◁ #330

226 conjugacy classes of subgroups; only the 63 normal subgroups are shown.

normal subgroups only

This group has 226 conjugacy classes of subgroups — too many to draw. Only its 63 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,b^2=f,c^2=g,d^2=g,e^2=f,b^a=bd,d^a=df,d^b=dg,e^b=efg,h^c=h^138

Conjugacy classes & character table

1349 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 3103);