Finite Group Databasebeta

#31804705

order17792
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

Fitting#322×C139 ⋊ C2
SylowC139 ⋊ #1454

Subgroups

subgroupG/H
center, FrattiniC42C22×D139
commutator, socleC22×C139C2×C42
Fitting#322×C139C2
prime radicalC22×D139C42
cosocleC42×C139C23
hypercenter#322D139
hypocenterC139#1454
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C42 ◁ #322

178 conjugacy classes of subgroups; only the 89 normal subgroups are shown.

normal subgroups only

This group has 178 conjugacy classes of subgroups — too many to draw. Only its 89 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=d,b^2=e,d^2=f,e^2=g,c^a=cfg,c^b=cf,h^b=h^138,h^c=h^138

Conjugacy classes & character table

2816 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2811);