Finite Group Databasebeta

C2×D4251 #30684338

order17004
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD8502
direct productC2×D4251
unambiguous semidirect product(C2×C3)⋊D1417
unambiguous semidirect product(C2×C13)⋊D327
unambiguous semidirect product(C2×C109)⋊D39

Splittings

Fitting, socleC2×C3×C13×C109 ⋊ C2
derived, HallC3×C13×C109 ⋊ C22
HallC13×C109 ⋊ C2×D3
HallC3×C109 ⋊ C2×D13
SylowC109 ⋊ C2×D39
HallC3×C13 ⋊ C2×D109
SylowC13 ⋊ C2×D327
SylowC3 ⋊ C2×D1417

Subgroups

subgroupG/H
center, hypercenterC2D4251
commutator, cosocle, hypocenterC3×C13×C109C22
FrattiniC1G
Fitting, socleC2×C3×C13×C109C2
LCSG ▷ C3×C13×C109
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 127
transitive degreeμt(G) = 8502

A minimal faithful permutation representation — 2 generators on 127 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12,13,14,15,16,17,18)(19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127);(4,5)(7,18)(8,17)(9,16)(10,15)(11,14)(12,13)(20,127)(21,126)(22,125)(23,124)(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

4254 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD17004, C2×D12753
maximal normal subgroup ofD17004
maximal quotient ofDic8502, D17004, C2×D12753

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17004, 94);