Finite Group Databasebeta
Cayley diagram

#64705

order320
isoclinismisoclinic class of #64671
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC5×C4⋊C8 ⋊ C2
SylowC5 ⋊ #331

Subgroups

subgroupG/H
centerC22#685
commutatorC2×C4×C5C2×C4
FrattiniC42C2×D5
FittingC5×C4⋊C8C2
socleC22×C5C22⋊C4
prime radical#4020C2
cosocleC42×C5C22
hypercenterC4⋊C8D5
hypocenterC5#331
LCSG ▷ C2×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ C4⋊C8

84 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 21
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 2 generators on 21 points:

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

Polycyclic presentation:

2^6,5|b^2=c,c^2=e,d^2=f,b^a=bd,c^a=ce,d^a=df,g^a=g^4,d^b=def

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10598975, #10598979, #10598981, …
maximal normal subgroup of#10598975, #10598979, #10598981, …
maximal quotient of#10597958, #10597964, #10597965, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 43);