Finite Group Databasebeta

#31804247

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1280

Subgroups

subgroupG/H
centerC23C22⋊Dic139
commutatorC22×C139C4×C8
FrattiniC23×C4C2×D139
FittingC2×#95×C139C2
socleC23×C139C22⋊C4
prime radicalC24×C139C2×C4
cosocleC23×C4×C139C22
hypercenterC2×#95D139
hypocenterC139#1280
LCSG ▷ C22×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C23 ◁ C23×C4 ◁ C2×#95

264 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 264 conjugacy classes of subgroups — too many to draw. Only its 97 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=g,b^a=bc,c^a=cf,h^a=h^138,d^b=df

Conjugacy classes & character table

2804 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2353);