Finite Group Databasebeta

#31804248

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1281

Subgroups

subgroupG/H
centerC2×C4(C2×D139)⋊C4
commutatorC22×C139C4×C8
FrattiniC2×C42C2×D139
Fitting#431×C139C2
socleC22×C139#95
prime radicalC23×C139C42
cosocleC2×C42×C139C22
hypercenter#431D139
hypocenterC139#1281
LCSG ▷ C22×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ #431

152 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 152 conjugacy classes of subgroups — too many to draw. Only its 77 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,e^2=f,b^a=bc,c^a=cf,d^b=df,h^b=h^138

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, 2354);