Finite Group Databasebeta

#31806149

order17792
automorphism?
homologyAbelianization (H1) = C2×C4×C8 · Schur multiplier (H2) = C2×C42

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1744

Subgroups

subgroupG/H
centerC2×C42C2×D139
commutatorC2×C139C2×C4×C8
FrattiniC22×C4C22×D139
FittingC2×C4×C8×C139C2
socle, prime radicalC23×C139C22×C4
cosocleC22×C4×C139C23
hypercenterC2×C4×C8D139
hypocenterC139#1744
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C42 ◁ C2×C4×C8

296 conjugacy classes of subgroups; only the 173 normal subgroups are shown.

normal subgroups only

This group has 296 conjugacy classes of subgroups — too many to draw. Only its 173 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) = 17792

Polycyclic presentation:

2^7,139|a^2=e,b^2=f,c^2=d,e^2=g,b^a=bd,h^b=h^138

Conjugacy classes & character table

4496 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4255);