Finite Group Databasebeta

#34314323

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C2×C42

Aliases

No aliases for this group.

Splittings

FittingC79×#1779 ⋊ C2
SylowC79 ⋊ #23309

Subgroups

subgroupG/H
center, FrattiniC22×C4C23×D79
commutator, socleC23×C79C23×C4
FittingC79×#1779C2
prime radicalC2×#14579130C4
cosocleC22×C4×C79C24
hypercenter#1779D79
hypocenterC79#23309
LCSG ▷ C23×C79 ▷ C79
UCSC1 ◁ C22×C4 ◁ #1779

1026 conjugacy classes of subgroups; only the 215 normal subgroups are shown.

normal subgroups only

This group has 1026 conjugacy classes of subgroups — too many to draw. Only its 215 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) = 5056

Polycyclic presentation:

2^8,79|a^2=g,g^2=h,b^a=be,c^a=cf,d^a=defh,c^b=cefh,d^b=deh,i^b=i^78

Conjugacy classes & character table

2236 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 195622);