Finite Group Databasebeta

#14544630

order2176
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC17×H(5,𝔽2) ⋊ C4
SylowC17 ⋊ #1792

Subgroups

subgroupG/H
centerC2#11763750
commutatorC2×C4×C17C22×C4
FrattiniC2×C4C22×#595
FittingC17×H(5,𝔽2)C4
socleC2×C17#379
prime radicalH(5,𝔽2)×D17C2
cosocleC2×C4×D17C23
hypercenterH(5,𝔽2)#595
hypocenterC17#1792
LCSG ▷ C2×C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C2 ◁ C2×C4 ◁ H(5,𝔽2)

620 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 620 conjugacy classes of subgroups — too many to draw. Only its 84 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) = 136

Polycyclic presentation:

2^7,17|a^2=f,d^2=g,b^a=bd,c^a=ce,d^a=dg,h^a=h^13,d^b=dg,e^b=eg,d^c=dg,h^f=h^16

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#17961924, #17961925, #17961926, …
maximal normal subgroup of#17961924, #17961925, #17961926, …
maximal quotient of#17952490, #17952491, #17952492, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 20356);