Finite Group Databasebeta

#35155716

order20224
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

No aliases for this group.

Splittings

FittingC2×#578×C79 ⋊ C2
SylowC79 ⋊ #60472

Subgroups

subgroupG/H
centerC2C22×#14579132
commutator, cosocleC2×C4×C79C25
FrattiniC2×C4C24×D79
FittingC2×#578×C79C2
socleC2×C79C22×#121
hypercenterC2×#578D79
hypocenterC79#60472
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C2×#41 ◁ C2×#578

2578 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

2^8,79|a^2=h,b^2=fh,f^2=h,g^2=h,b^a=bf,c^a=cg,f^a=fh,g^a=gh,g^c=gh,i^c=i^78,e^d=eh

Conjugacy classes & character table

1774 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 1037015);