Finite Group Databasebeta
Cayley diagram

C22×Dic17 #63257

order272
isoclinismisoclinic class of D17
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC22×Dic17

Splittings

derived, SylowC17 ⋊ C22×C4

Subgroups

subgroupG/H
center, hypercenterC23D17
commutator, hypocenterC17C22×C4
FrattiniC2C22×D17
Fitting, socle, prime radicalC23×C17C2
cosocleC2×C17C23
LCSG ▷ C17
UCSC1 ◁ C23

54 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 25
transitive degreeμt(G) = 272

A minimal faithful permutation representation — 3 generators on 25 points:

(1,2)(3,4)(5,6,7,8)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23)(24,25);(3,4)(9,10,12,14,16,18,20,22,24,25,23,21,19,17,15,13,11);(1,2)

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10587502, C22⋊#3624, #10587563, …
maximal normal subgroup of#10587502, C22⋊#3624, #10587563, …
maximal quotient ofC22×#3622, C2×#63223, C2×C4×Dic17, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(272, 44);