Finite Group Databasebeta

#31806554

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1841

Subgroups

subgroupG/H
centerC4#17984799
commutatorC2×C4×C139C22×C4
FrattiniC22×C4C22×D139
Fitting#338×C139C2
socleC2×C139#383
prime radicalC23×C139#41
cosocleC22×C4×C139C23
hypercenter#338D139
hypocenterC139#1841
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C4 ◁ C2×M16 ◁ #338

162 conjugacy classes of subgroups; only the 65 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 65 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) = 2224

Polycyclic presentation:

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

Conjugacy classes & character table

1550 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4660);