Finite Group Databasebeta

#34294199

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

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #21474

Subgroups

subgroupG/H
centerC22#120×D79
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC2×#455×C79C2
socleC22×C79C2×#120
prime radicalC2×H(5,𝔽2)×C79C22
cosocleC22×C4×C79C24
hypercenterC2×#455D79
hypocenterC79#21474
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#455

1422 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

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

Conjugacy classes & character table

1306 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 175498);