Finite Group Databasebeta

C7×#1860 #11730329

order896
nilpotency class3
isoclinismisoclinic class of #453
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C23

Aliases

direct productC7×#1860

Subgroups

subgroupG/H
center, socleC22×C7#120
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
prime radicalC2×C7×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C7 ◁ C22×C4×C7 ◁ G

286 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 286 conjugacy classes of subgroups — too many to draw. Only its 112 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)(8,9,11,10)(12,13,18,23)(14,24,15,26)(16,22,17,21)(19,27,20,25);(8,10,11,9)(12,14,18,15)(13,19,23,20)(16,27,17,25)(21,26,22,24);(12,15,18,14)(13,20,23,19)(16,27,17,25)(21,26,22,24)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD7×#1860, #13354664, #13354676, …
maximal subgroup ofC2×C7×#1860, C7×#20863, C7×#20864, …
maximal normal subgroup ofC2×C7×#1860, C7×#20863, C7×#20864, …
maximal quotient ofC7×#8840, C7×#8842, C7×#8867, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5095);