Finite Group Databasebeta

#31816191

order17792
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

Fitting#479×C139 ⋊ C2
SylowC139 ⋊ #3076

Subgroups

subgroupG/H
centerC22C2×D4×D139
commutator, cosocleC2×C4×C139C24
FrattiniC2×C4C23×D139
Fitting#479×C139C2
socleC22×C139C22×D4
prime radicalC2×#14555786C22
hypercenter#479D139
hypocenterC139#3076
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C42 ◁ #479

388 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8896

Polycyclic presentation:

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

Conjugacy classes & character table

1349 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 14297);