Finite Group Databasebeta

#35208331

order20704
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC647 ⋊ #101

Subgroups

subgroupG/H
centerC2C22⋊Dic647
commutator, prime radicalC22×C647C2×C4
FrattiniC2×C4C2×D647
FittingC2×Q8×C647C2
socleC2×C647C22⋊C4
cosocleC2×C4×C647C22
hypercenterC2×Q8D647
hypocenterC647#101
LCSG ▷ C22×C647 ▷ C2×C647 ▷ C647
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×Q8

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10352

Polycyclic presentation:

2^5,647|a^2=d,b^2=e,d^2=e,b^a=bc,c^a=ce,f^a=f^646,d^b=de

Conjugacy classes & character table

3241 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20704, 65);