Finite Group Databasebeta

#31804293

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1299

Subgroups

subgroupG/H
centerC2×C4C22⋊Dic139
commutatorC2×C4×C139C42
FrattiniC2×C42C2×D139
Fitting#423×C139C2
socleC22×C139#95
prime radicalC23×C139C4⋊C4
cosocleC2×C42×C139C22
hypercenter#423D139
hypocenterC139#1299
LCSG ▷ C2×C4×C139 ▷ C22×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ #423

150 conjugacy classes of subgroups; only the 65 normal subgroups are shown.

normal subgroups only

This group has 150 conjugacy classes of subgroups — too many to draw. Only its 65 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,c^2=f,d^2=f,e^2=g,b^a=bc,c^a=cf,e^a=efg,c^b=cg,h^b=h^138

Conjugacy classes & character table

1970 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2399);