Finite Group Databasebeta

C2×D2725 #24926252

order10900
automorphismAut(G) order 11772000
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD5450
direct productC2×D2725
unambiguous semidirect product(C2×C25)⋊D109
unambiguous semidirect product(C2×C109)⋊D25

Splittings

FittingC2×C25×C109 ⋊ C2
derived, HallC25×C109 ⋊ C22
SylowC109 ⋊ C2×D25
SylowC25 ⋊ C2×D109

Subgroups

subgroupG/H
center, hypercenterC2D2725
commutator, cosocle, hypocenterC25×C109C22
FrattiniC5C2×D545
FittingC2×C25×C109C2
socleC2×C5×C109D5
LCSG ▷ C25×C109
UCSC1 ◁ C2

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 136
transitive degreeμt(G) = 5450

A minimal faithful permutation representation — 2 generators on 136 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)(28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136);(4,27)(5,26)(6,25)(7,24)(8,23)(9,22)(10,21)(11,20)(12,19)(13,18)(14,17)(15,16)(29,136)(30,135)(31,134)(32,133)(33,132)(34,131)(35,130)(36,129)(37,128)(38,127)(39,126)(40,125)(41,124)(42,123)(43,122)(44,121)(45,120)(46,119)(47,118)(48,117)(49,116)(50,115)(51,114)(52,113)(53,112)(54,111)(55,110)(56,109)(57,108)(58,107)(59,106)(60,105)(61,104)(62,103)(63,102)(64,101)(65,100)(66,99)(67,98)(68,97)(69,96)(70,95)(71,94)(72,93)(73,92)(74,91)(75,90)(76,89)(77,88)(78,87)(79,86)(80,85)(81,84)(82,83)

Conjugacy classes & character table

2728 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×C25⋊(D109⋊C3), D3×D2725, C2×C3×D2725, …
maximal normal subgroup ofC2×C25⋊(D109⋊C3), C2×C3×D2725, D10900
maximal quotient ofD3×D2725, C2×C3×D2725, C2×D8175, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10900, 13);