Finite Group Databasebeta

C5×#13580 #11936300

order1280
nilpotency class5
isoclinismisoclinic class of #13578
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#13580

Subgroups

subgroupG/H
center, socleC2×C5C2×#353
commutatorC42C22×C4×C5
Frattini, cosocle#124C23×C5
prime radicalC5×#532C22
LCSG ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C5 ◁ C2×C4×C5 ◁ C22×C4×C5 ◁ C5×#532 ◁ G

402 conjugacy classes of subgroups; only the 90 normal subgroups are shown.

normal subgroups only

This group has 402 conjugacy classes of subgroups — too many to draw. Only its 90 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)(8,18,21,28)(9,14)(10,25)(11,16,27,32)(12,17)(13,20,29,37)(15,26,33,24)(19,34,36,30)(22,31,23,35);(6,8,12,23)(7,13,17,30)(9,20,10,19)(11,21,27,22)(14,31,25,28)(15,18,33,35)(16,34,32,29)(24,37,26,36);(6,9,12,10)(7,14,17,25)(8,19,23,20)(11,24,27,26)(13,28,30,31)(15,32,33,16)(18,34,35,29)(21,36,22,37)

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 6568);