Finite Group Databasebeta

C2×D6497 #39907017

order25988
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD12994
direct productC2×D6497
unambiguous semidirect product(C2×C73)⋊D89
unambiguous semidirect product(C2×C89)⋊D73

Splittings

Fitting, socleC2×C73×C89 ⋊ C2
derived, HallC73×C89 ⋊ C22
SylowC89 ⋊ C2×D73
SylowC73 ⋊ C2×D89

Subgroups

subgroupG/H
center, hypercenterC2D6497
commutator, cosocle, hypocenterC73×C89C22
FrattiniC1G
Fitting, socleC2×C73×C89C2
LCSG ▷ C73×C89
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 164
transitive degreeμt(G) = 12994

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

Conjugacy classes & character table

6500 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD25988
maximal normal subgroup ofD25988
maximal quotient ofDic12994, D25988

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25988, 15);