Finite Group Databasebeta

C4×#127×C137 #31777317

order17536
nilpotency class2
isoclinismisoclinic class of #120
automorphism?
homologyAbelianization (H1) = C23×C4×C137 · Schur multiplier (H2) = C25×C4

Aliases

direct productC4×#127×C137

Subgroups

subgroupG/H
centerC22×C4×C137C23
commutatorC22C23×C4×C137
Frattini, cosocleC23C24×C137
socleC23×C137C24
prime radicalC2×#127×C137C2
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C4×C137 ◁ G

924 conjugacy classes of subgroups; only the 368 normal subgroups are shown.

normal subgroups only

This group has 924 conjugacy classes of subgroups — too many to draw. Only its 368 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 149
transitive degreeμt(G) = 8768

A minimal faithful permutation representation — 4 generators on 149 points:

(1,2,3,4)(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);(6,8)(10,12);(5,6,7,8);(9,10,11,12)

Conjugacy classes & character table

7672 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC137×#7569, C137×#7587, C137×#7603, …
maximal normal subgroup ofC137×#7569, C137×#7587, C137×#7603, …
maximal quotient ofC4×#390×C137, C4×#384×C137, C4×#392×C137, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 1038);