Finite Group Databasebeta

C7×#2175 #11730644

order896
nilpotency class4
isoclinismisoclinic class of #509
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#2175

Subgroups

subgroupG/H
center, socleC22×C7C2×D8
commutatorC8C22×C4×C7
Frattini, cosocleC2×C8C23×C7
prime radicalC2×C7×D8C22
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C7 ◁ C42×C7 ◁ C4×C7×C8 ◁ G

160 conjugacy classes of subgroups; only the 80 normal subgroups are shown.

normal subgroups only

This group has 160 conjugacy classes of subgroups — too many to draw. Only its 80 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) = 27
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 3 generators on 27 points:

(1,2,3,4,5,6,7)(8,9,11,10)(12,13)(14,17)(15,24)(16,18)(19,21)(20,22)(23,25)(26,27);(13,17)(14,21)(15,22)(18,25)(19,20)(23,27)(24,26);(8,10,11,9)(13,18)(17,25)(19,26)(20,24)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13265670, #13265748, #13265769, …
maximal subgroup ofC7×#12065, C7×#12077, C7×#12080, …
maximal normal subgroup ofC7×#12065, C7×#12077, C7×#12080, …
maximal quotient ofC7×#12043, C7×#12074, C7×#12075, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5410);