Finite Group Databasebeta

C2×#22551520 #30656751

order16448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#22551520

Splittings

FittingC2×C42×C257 ⋊ C2
SylowC257 ⋊ C2×#104

Subgroups

subgroupG/H
centerC2×C4D1028
commutatorC4×C257C22×C4
FrattiniC2×C4C22×D257
FittingC2×C42×C257C2
socleC22×C257C22⋊C4
prime radicalC2×#16861618C2
cosocleC2×C4×C257C23
hypercenterC2×C42D257
hypocenterC257C2×#104
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×C42

170 conjugacy classes of subgroups; only the 63 normal subgroups are shown.

normal subgroups only

This group has 170 conjugacy classes of subgroups — too many to draw. Only its 63 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) = 4112

Conjugacy classes & character table

4124 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45664124, C4×#22551520, #45664129, …
maximal normal subgroup of#45664124, C4×#22551520, #45664129, …
maximal quotient ofC2×#30656466, C2×#30656469, #45662703, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 563);