Finite Group Databasebeta

#34296479

order20224
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC79×#1839 ⋊ C2
SylowC79 ⋊ C8×#126

Subgroups

subgroupG/H
center, FrattiniC22×C4C23×D79
commutatorC22×C79C23×C8
FittingC79×#1839C2
socleC23×C79C23×C4
prime radicalC23×D79C22×C4
cosocleC22×C4×C79C24
hypercenter#1839D79
hypocenterC79C8×#126
LCSG ▷ C22×C79 ▷ C79
UCSC1 ◁ C22×C4 ◁ #1839

786 conjugacy classes of subgroups; only the 283 normal subgroups are shown.

normal subgroups only

This group has 786 conjugacy classes of subgroups — too many to draw. Only its 283 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,b^2=ef,c^2=e,d^2=g,g^2=h,b^a=be,c^a=cf,i^d=i^78

Conjugacy classes & character table

2296 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 177778);