Finite Group Databasebeta

C2×D5151 #35207276

order20604
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD10302
direct productC2×D5151
unambiguous semidirect product(C2×C3)⋊D1717
unambiguous semidirect product(C2×C17)⋊D303
unambiguous semidirect product(C2×C101)⋊D51

Splittings

Fitting, socleC2×C3×C17×C101 ⋊ C2
derived, HallC3×C17×C101 ⋊ C22
HallC17×C101 ⋊ C2×D3
HallC3×C101 ⋊ C2×D17
SylowC101 ⋊ C2×D51
HallC3×C17 ⋊ C2×D101
SylowC17 ⋊ C2×D303
SylowC3 ⋊ C2×D1717

Subgroups

subgroupG/H
center, hypercenterC2D5151
commutator, cosocle, hypocenterC3×C17×C101C22
FrattiniC1G
Fitting, socleC2×C3×C17×C101C2
LCSG ▷ C3×C17×C101
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 123
transitive degreeμt(G) = 10302

A minimal faithful permutation representation — 2 generators on 123 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22)(23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123);(4,5)(7,22)(8,21)(9,20)(10,19)(11,18)(12,17)(13,16)(14,15)(24,123)(25,122)(26,121)(27,120)(28,119)(29,118)(30,117)(31,116)(32,115)(33,114)(34,113)(35,112)(36,111)(37,110)(38,109)(39,108)(40,107)(41,106)(42,105)(43,104)(44,103)(45,102)(46,101)(47,100)(48,99)(49,98)(50,97)(51,96)(52,95)(53,94)(54,93)(55,92)(56,91)(57,90)(58,89)(59,88)(60,87)(61,86)(62,85)(63,84)(64,83)(65,82)(66,81)(67,80)(68,79)(69,78)(70,77)(71,76)(72,75)(73,74)

Conjugacy classes & character table

5154 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD20604, C2×D15453
maximal normal subgroup ofD20604
maximal quotient ofDic10302, D20604, C2×D15453

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20604, 36);