Finite Group Databasebeta

#34441023

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC79×#2884 ⋊ C2
SylowC79 ⋊ #33349

Subgroups

subgroupG/H
centerC2C22×#14579075
commutatorC23×C79C23×C4
FrattiniC2×D4C23×D79
FittingC79×#2884C2
socleC2×C79C22×#99
prime radical#23777048C2
cosocleC2×D4×C79C24
hypercenter#2884D79
hypocenterC79#33349
LCSG ▷ C23×C79 ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C2×Q8 ◁ C2×2−1+4 ◁ #2884

1190 conjugacy classes of subgroups; only the 271 normal subgroups are shown.

normal subgroups only

This group has 1190 conjugacy classes of subgroups — too many to draw. Only its 271 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) = 2528

Polycyclic presentation:

2^8,79|a^2=f,c^2=h,d^2=h,b^a=be,e^a=eg,g^a=gh,f^b=fg,i^b=i^78,d^c=dh,f^e=fh

Conjugacy classes & character table

1645 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 322322);