Finite Group Databasebeta
Cayley diagram

#90213

order448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC7×#117 ⋊ C2
SylowC7 ⋊ C4×#41

Subgroups

subgroupG/H
centerC2×C4C22×D7
commutatorC2×C7C23×C4
FrattiniC22C23×D7
FittingC7×#117C2
socle, cosocleC22×C7C24
prime radicalC2×#1157C2
hypercenter#117D7
hypocenterC7C4×#41
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ #117

310 conjugacy classes of subgroups; only the 155 normal subgroups are shown.

normal subgroups only

This group has 310 conjugacy classes of subgroups — too many to draw. Only its 155 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 19 points:

(1,2,4,6,7,5,3)(8,9,10,11)(14,18)(16,19);(12,14)(13,16)(15,18)(17,19);(12,13,15,17)(14,16,18,19);(2,3)(4,5)(6,7)(14,18)(16,19)

Polycyclic presentation:

2^6,7|b^2=f,d^2=e,c^a=cf,g^a=g^6,d^c=df

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11726465, #11726482, #11726483, …
maximal normal subgroup of#11726465, #11726482, #11726483, …
maximal quotient of#11730827, #11730829, #11730830, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 975);