Finite Group Databasebeta
Cayley diagram

C2×C16 #109

order32
nilpotency class1
isoclinismisoclinic class of C1
automorphismAut(G) = C2×#41 (order 32) · Inn(G) = C1 · Out(G) = C2×#41
holomorphG ⋊ Aut(G) = #72213937
homologyAbelianization (H1) = G · Schur multiplier (H2) = C2

Aliases

abelianC2×C16
multiplicative(ℤ/51)ˣ, (ℤ/64)ˣ, (ℤ/68)ˣ, (ℤ/102)ˣ

Subgroups

subgroupG/H
centerGC1
commutatorC1G
Frattini, cosocleC8C22
socle, prime radicalC22C8
LCSG ▷ C1
UCSC1 ◁ G
LECSG ▷ C8 ▷ C4 ▷ C2 ▷ C1

14 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 32

A minimal faithful permutation representation — 2 generators on 18 points:

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

Conjugacy classes & character table

32 conjugacy classes — view the full character table.

Relationships

center of#1397, C22⋊C32, C4⋊C32, …
derived subgroup of#7418, #7419, #7420, …
Frattini subgroup ofC4×C32, #1397, #1398, …
Fitting subgroup ofC2×C16×A5, C16×SL(2,𝔽5), C2×#11746446
maximal subgroup ofC4×C16, #346, C22⋊C16, …
maximal normal subgroup ofC4×C16, #346, C22⋊C16, …
maximal quotient ofC4×C16, C22⋊C16, C4⋊C16, …
automorphism group ofC3×C17, C64, C4×C17, …
outer automorphism group ofC3×C17, C64, C4×C17, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(32, 16);