Finite Group Databasebeta

C2×D7925 #44540156

order31700
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15850
direct productC2×D7925
unambiguous semidirect product(C2×C25)⋊D317
unambiguous semidirect product(C2×C317)⋊D25

Splittings

FittingC2×C25×C317 ⋊ C2
derived, HallC25×C317 ⋊ C22
SylowC317 ⋊ C2×D25
SylowC25 ⋊ C2×D317

Subgroups

subgroupG/H
center, hypercenterC2D7925
commutator, cosocle, hypocenterC25×C317C22
FrattiniC5C2×D1585
FittingC2×C25×C317C2
socleC2×C5×C317D5
LCSG ▷ C25×C317
UCSC1 ◁ C2

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 344
transitive degreeμt(G) = 15850

A minimal faithful permutation representation — 2 generators on 344 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)(28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344);(4,27)(5,26)(6,25)(7,24)(8,23)(9,22)(10,21)(11,20)(12,19)(13,18)(14,17)(15,16)(29,344)(30,343)(31,342)(32,341)(33,340)(34,339)(35,338)(36,337)(37,336)(38,335)(39,334)(40,333)(41,332)(42,331)(43,330)(44,329)(45,328)(46,327)(47,326)(48,325)(49,324)(50,323)(51,322)(52,321)(53,320)(54,319)(55,318)(56,317)(57,316)(58,315)(59,314)(60,313)(61,312)(62,311)(63,310)(64,309)(65,308)(66,307)(67,306)(68,305)(69,304)(70,303)(71,302)(72,301)(73,300)(74,299)(75,298)(76,297)(77,296)(78,295)(79,294)(80,293)(81,292)(82,291)(83,290)(84,289)(85,288)(86,287)(87,286)(88,285)(89,284)(90,283)(91,282)(92,281)(93,280)(94,279)(95,278)(96,277)(97,276)(98,275)(99,274)(100,273)(101,272)(102,271)(103,270)(104,269)(105,268)(106,267)(107,266)(108,265)(109,264)(110,263)(111,262)(112,261)(113,260)(114,259)(115,258)(116,257)(117,256)(118,255)(119,254)(120,253)(121,252)(122,251)(123,250)(124,249)(125,248)(126,247)(127,246)(128,245)(129,244)(130,243)(131,242)(132,241)(133,240)(134,239)(135,238)(136,237)(137,236)(138,235)(139,234)(140,233)(141,232)(142,231)(143,230)(144,229)(145,228)(146,227)(147,226)(148,225)(149,224)(150,223)(151,222)(152,221)(153,220)(154,219)(155,218)(156,217)(157,216)(158,215)(159,214)(160,213)(161,212)(162,211)(163,210)(164,209)(165,208)(166,207)(167,206)(168,205)(169,204)(170,203)(171,202)(172,201)(173,200)(174,199)(175,198)(176,197)(177,196)(178,195)(179,194)(180,193)(181,192)(182,191)(183,190)(184,189)(185,188)(186,187)

Conjugacy classes & character table

7928 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD31700
maximal normal subgroup ofD31700
maximal quotient ofDic15850, D31700

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31700, 13);