Finite Group Databasebeta

#31806172

order17792
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1750

Subgroups

subgroupG/H
center, FrattiniC22×C4C22×D139
commutatorC22×C139C2×C42
FittingC2×C22⋊C8×C139C2
socleC23×C139C22×C4
prime radicalC24×C139C2×C4
cosocleC22×C4×C139C23
hypercenterC2×C22⋊C8D139
hypocenterC139#1750
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C22×C4 ◁ C2×C22⋊C8

336 conjugacy classes of subgroups; only the 133 normal subgroups are shown.

normal subgroups only

This group has 336 conjugacy classes of subgroups — too many to draw. Only its 133 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,f^2=g,b^a=bd,c^a=cg,h^a=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, 4278);