Finite Group Databasebeta

#34314845

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC79×#1903 ⋊ C2
SylowC79 ⋊ #23361

Subgroups

subgroupG/H
centerC2#23766575
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#1903C2
socleC2×C79#2380
prime radical#23773848C2
cosocleC22×C4×C79C24
hypercenter#1903D79
hypocenterC79#23361
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C22×C4 ◁ #1903

756 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1264

Polycyclic presentation:

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

Conjugacy classes & character table

1171 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 196144);