Finite Group Databasebeta

#34458078

order20224
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

FittingC4×#126×C79 ⋊ C2
SylowC79 ⋊ #34806

Subgroups

subgroupG/H
centerC22×C4C23×D79
commutator, socle, cosocleC23×C79C25
FrattiniC23C24×D79
FittingC4×#126×C79C2
prime radicalC2×#14579131C22
hypercenterC4×#126D79
hypocenterC79#34806
LCSG ▷ C23×C79 ▷ C79
UCSC1 ◁ C22×C4 ◁ C4×#126

2138 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

2^8,79|a^2=h,c^2=g,d^2=g,e^2=f,b^a=bf,c^a=cg,i^a=i^78,c^b=ch,d^b=dh,i^b=i^78,i^c=i^78

Conjugacy classes & character table

2260 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 339377);