Finite Group Databasebeta

#21445726

order7808
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC61 ⋊ #1778

Subgroups

subgroupG/H
centerC2×C4C2×C22⋊D61
commutatorC4×C61C2×C42
FrattiniC22×C4C22×D61
FittingC4×M16×C61C2
socleC22×C61C2×C4⋊C4
hypercenterC4×M16D61
hypocenterC61#1778
LCSG ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×M16

220 conjugacy classes of subgroups; only the 113 normal subgroups are shown.

normal subgroups only

This group has 220 conjugacy classes of subgroups — too many to draw. Only its 113 normal subgroups are shown.

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

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,61|a^2=e,b^2=f,c^2=de,d^2=g,e^2=g,f^2=g,b^a=bd,c^a=cg,h^a=h^60,d^b=dg,e^b=eg

Conjugacy classes & character table

1244 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD61×#1778, C2×#21445726, #29678119, …
maximal normal subgroup ofD61×#1778, C2×#21445726, #29678119, …
maximal quotient of#29571211, #29571216, #29571221, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 4417);