Finite Group Databasebeta

C5×#12231 #11934951

order1280
nilpotency class4
isoclinismisoclinic class of #12093
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#12231

Subgroups

subgroupG/H
center, socleC22×C5B(4,𝔽2)
commutator, Frattini, cosocleC2×C22⋊C4C23×C5
prime radicalC5×#392C22
LCSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C5 ◁ C2×C5×C22⋊C4 ◁ G

412 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 412 conjugacy classes of subgroups — too many to draw. Only its 70 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) = 37
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 37 points:

(1,2,3,4,5)(6,7,10,15)(8,13,20,29)(9,12,21,14)(11,16,18,27)(17,30,32,37)(19,24,35,28)(22,26,34,36)(23,25,33,31);(7,12)(8,17)(9,21)(13,26)(14,15)(16,25)(19,34)(20,32)(22,35)(23,33)(24,30)(27,31)(28,37)(29,36);(6,8,18,32)(7,13,27,37)(9,22,33,35)(10,20,11,17)(12,24,31,36)(14,28,25,26)(15,29,16,30)(19,21,34,23)

Conjugacy classes & character table

125 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 5219);