Finite Group Databasebeta

C2×#22547819 #30630442

order15976
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×#22547819
unambiguous semidirect productD1997⋊C4

Splittings

Fitting, socleC2×C1997 ⋊ C4
derived, SylowC1997 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC2#22547819
commutator, hypocenterC1997C2×C4
FrattiniC1G
Fitting, socleC2×C1997C4
prime radicalC2×D1997C2
cosocleD1997C22
LCSG ▷ C1997
UCSC1 ◁ C2

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3994

Conjugacy classes & character table

1006 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC4×#22547819, C22⋊#22547819, C4⋊#22547819, …
maximal normal subgroup ofC4×#22547819, C22⋊#22547819, C4⋊#22547819, …
maximal quotient ofC4×#22547819, C22⋊#22547819, C4⋊#22547819, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15976, 14);