Finite Group Databasebeta

#17984872

order4448
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #137

Subgroups

subgroupG/H
centerC2C2×C22⋊D139
commutator, cosocleC4×C139C23
FrattiniC4C22×D139
Fitting, prime radical#41×C139C2
socleC2×C139C2×D4
hypercenter#41D139
hypocenterC139#137
LCSG ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2 ◁ C2×C4 ◁ #41

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2224

Polycyclic presentation:

2^5,139|b^2=e,d^2=e,b^a=bd,c^a=ce,d^a=de,d^b=de,f^b=f^138

Conjugacy classes & character table

701 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4448, 176);