Finite Group Databasebeta

#31804490

order17792
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1378

Subgroups

subgroupG/H
centerC8(C2×D139)⋊C4
commutatorC22×C139C4×C8
FrattiniC22×C8C2×D139
Fitting#405×C139C2
socleC2×C139#336
prime radicalC23×C139C2×C8
cosocleC22×C8×C139C22
hypercenter#405D139
hypocenterC139#1378
LCSG ▷ C22×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C8 ◁ C22×C8 ◁ #405

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

normal subgroups only

This group has 132 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) = 4448

Polycyclic presentation:

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

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, 2596);