Finite Group Databasebeta

C7×#898 #10621295

order672
automorphism?
homologyAbelianization (H1) = C23×C7 · Schur multiplier (H2) = C2

Aliases

direct productC7×#898

Splittings

FittingC3×C7×C4⋊C4 ⋊ C2
HallC3×C7 ⋊ #126
SylowC3 ⋊ C7×#126

Subgroups

subgroupG/H
centerC22×C7C22×D3
commutator, cosocleC22×C3C23×C7
FrattiniC22C22×D3×C7
FittingC3×C7×C4⋊C4C2
socleC22×C3×C7C23
prime radicalC22×D3×C7C22
hypercenterC7×C4⋊C4D3
hypocenterC3C7×#126
LCSG ▷ C22×C3 ▷ C3
UCSC1 ◁ C22×C7 ◁ C7×C4⋊C4

120 conjugacy classes of subgroups; only the 58 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 58 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) = 26
transitive degreeμt(G) = 336

A minimal faithful permutation representation — 3 generators on 26 points:

(1,2,3,4,5,6,7)(8,9,10)(12,16)(15,18)(19,21,22,25)(20,24,23,26);(11,13,14,17)(12,15,16,18)(20,23)(21,25);(9,10)(11,12)(13,15)(14,16)(17,18)(19,20)(21,24)(22,23)(25,26)

Conjugacy classes & character table

168 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13058609, #13058614, #13058620, …
maximal normal subgroup of#13058609, #13058614, #13058620, …
maximal quotient ofC7×#4651, C7×#4654, C7×#4660, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 877);