Finite Group Databasebeta

#31806174

order17792
automorphism?
homologyAbelianization (H1) = C2×C4×C8 · Schur multiplier (H2) = C23×C4

Aliases

No aliases for this group.

Splittings

Fitting#336×C139 ⋊ C2
SylowC139 ⋊ C8×C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22×C4C22×D139
commutatorC2×C139C2×C4×C8
Fitting#336×C139C2
socleC23×C139C22×C4
prime radicalC23×D139C2×C4
cosocleC22×C4×C139C23
hypercenter#336D139
hypocenterC139C8×C22⋊C4
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C22×C4 ◁ #336

384 conjugacy classes of subgroups; only the 149 normal subgroups are shown.

normal subgroups only

This group has 384 conjugacy classes of subgroups — too many to draw. Only its 149 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=e,e^2=g,b^a=bd,h^c=h^138

Conjugacy classes & character table

2840 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4280);