Finite Group Databasebeta

#34444718

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

Aliases

No aliases for this group.

Splittings

FittingC79×#2151 ⋊ C2
SylowC79 ⋊ #33829

Subgroups

subgroupG/H
centerC22C22×D632
commutator, cosocleC2×C8×C79C24
FrattiniC2×C8C23×D79
FittingC79×#2151C2
socleC22×C79C22×D8
prime radical#23765503C2
hypercenter#2151D79
hypocenterC79#33829
LCSG ▷ C2×C8×C79 ▷ C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ #117 ◁ #405 ◁ #2151

488 conjugacy classes of subgroups; only the 143 normal subgroups are shown.

normal subgroups only

This group has 488 conjugacy classes of subgroups — too many to draw. Only its 143 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=h,b^2=h,d^2=eh,f^2=gh,g^2=h,b^a=be,c^a=cf,d^a=de,f^a=fg,g^a=gh,i^a=i^78,c^b=ce,d^b=dh,f^c=fg,g^c=gh,i^c=i^78

Conjugacy classes & character table

2224 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 326017);