Finite Group Databasebeta

#31805313

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1593

Subgroups

subgroupG/H
centerC2×C4D4×D139
commutatorC2×C4×C139C22×C4
FrattiniC42C22×D139
FittingC4×Q16×C139C2
socle, prime radicalC22×C139C4×D4
cosocleC42×C139C23
hypercenterC4×Q16D139
hypocenterC139#1593
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×Q16

148 conjugacy classes of subgroups; only the 71 normal subgroups are shown.

normal subgroups only

This group has 148 conjugacy classes of subgroups — too many to draw. Only its 71 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=e,d^2=f,e^2=g,b^a=bd,c^a=cfg,d^a=df,h^a=h^138,c^b=cg,d^b=df,h^c=h^138

Conjugacy classes & character table

1964 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 3419);