Finite Group Databasebeta

#34314815

order20224
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #23355

Subgroups

subgroupG/H
center, FrattiniC22×C4C23×D79
commutatorC22×C79C23×C8
FittingC4×#127×C79C2
socleC23×C79C23×C4
prime radicalC2×#127×C79C4
cosocleC22×C4×C79C24
hypercenterC4×#127D79
hypocenterC79#23355
LCSG ▷ C22×C79 ▷ C79
UCSC1 ◁ C22×C4 ◁ C4×#127

984 conjugacy classes of subgroups; only the 335 normal subgroups are shown.

normal subgroups only

This group has 984 conjugacy classes of subgroups — too many to draw. Only its 335 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) = 10112

Polycyclic presentation:

2^8,79|a^2=g,c^2=ef,d^2=e,g^2=h,b^a=be,c^a=cf,d^a=def,i^a=i^78,c^b=cef,d^b=de

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, 196114);