Finite Group Databasebeta
Cayley diagram

C2×#41 #141

order32
nilpotency class2
isoclinismisoclinic class of D4
automorphismAut(G) = #11713200 (order 768) · Inn(G) = C22 · Out(G) = D4×S4
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#41

Subgroups

subgroupG/H
centerC2×C4C22
commutator, Frattini, cosocleC2C24
socleC22C23
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ G
LECSG ▷ C2 ▷ C1

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 10
transitive degreeμt(G) = 16

A minimal faithful permutation representation — 4 generators on 10 points:

(1,2);(3,4)(5,8)(6,7)(9,10);(4,7)(8,10);(3,5,6,9)(4,8,7,10)

Conjugacy classes & character table

20 conjugacy classes — view the full character table.

Relationships

derived subgroup of#13350, #13351, #13352, …
Frattini subgroup of#1391, #1392, #1395, …
Fitting subgroup ofC2×#41⋊C3, C2×GU(2,𝔽3), #5423, …
maximal subgroup of#408, #410, #413, …
maximal normal subgroup of#408, #410, #413, …
maximal quotient ofC2×#117, C2×C4×D4, C2×C4×Q8, …
automorphism group ofC2×C16, M32
outer automorphism group ofC2×C16, C22⋊C16, C4⋊C16, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(32, 48);