Finite Group Databasebeta

C7×#1785 #11730254

order896
nilpotency class3
isoclinismisoclinic class of #1462
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C25

Aliases

direct productC7×#1785

Subgroups

subgroupG/H
center, socleC22×C7C2×C22⋊C4
commutatorC23C22×C4×C7
Frattini, cosocleC22×C4C23×C7
prime radicalC22×C7×#41C2
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C7 ◁ C23×C4×C7 ◁ G

584 conjugacy classes of subgroups; only the 136 normal subgroups are shown.

normal subgroups only

This group has 584 conjugacy classes of subgroups — too many to draw. Only its 136 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) = 224

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

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

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13241072, #13241080, #13241086, …
maximal subgroup ofC7×#7306, C7×#7309, C7×#7312, …
maximal normal subgroup ofC7×#7306, C7×#7309, C7×#7312, …
maximal quotient ofC7×#8300, C7×#8301, C7×#8304, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5020);