Finite Group Databasebeta

C2×D7739 #44526309

order30956
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15478
direct productC2×D7739
unambiguous semidirect product(C2×C71)⋊D109
unambiguous semidirect product(C2×C109)⋊D71

Splittings

Fitting, socleC2×C71×C109 ⋊ C2
derived, HallC71×C109 ⋊ C22
SylowC109 ⋊ C2×D71
SylowC71 ⋊ C2×D109

Subgroups

subgroupG/H
center, hypercenterC2D7739
commutator, cosocle, hypocenterC71×C109C22
FrattiniC1G
Fitting, socleC2×C71×C109C2
LCSG ▷ C71×C109
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 182
transitive degreeμt(G) = 15478

A minimal faithful permutation representation — 2 generators on 182 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)(74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182);(4,73)(5,72)(6,71)(7,70)(8,69)(9,68)(10,67)(11,66)(12,65)(13,64)(14,63)(15,62)(16,61)(17,60)(18,59)(19,58)(20,57)(21,56)(22,55)(23,54)(24,53)(25,52)(26,51)(27,50)(28,49)(29,48)(30,47)(31,46)(32,45)(33,44)(34,43)(35,42)(36,41)(37,40)(38,39)(75,182)(76,181)(77,180)(78,179)(79,178)(80,177)(81,176)(82,175)(83,174)(84,173)(85,172)(86,171)(87,170)(88,169)(89,168)(90,167)(91,166)(92,165)(93,164)(94,163)(95,162)(96,161)(97,160)(98,159)(99,158)(100,157)(101,156)(102,155)(103,154)(104,153)(105,152)(106,151)(107,150)(108,149)(109,148)(110,147)(111,146)(112,145)(113,144)(114,143)(115,142)(116,141)(117,140)(118,139)(119,138)(120,137)(121,136)(122,135)(123,134)(124,133)(125,132)(126,131)(127,130)(128,129)

Conjugacy classes & character table

7742 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD30956
maximal normal subgroup ofD30956
maximal quotient ofDic15478, D30956

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30956, 11);