Order 32128.
738 conjugacy classes of subgroups; only the 340 normal subgroups are shown.
This group has 738 conjugacy classes of subgroups — too many to draw. Only its 340 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center | C4×C251 | C22×D4 |
| commutator | C4 | C23×C4×C251 |
| Frattini, cosocle | C2×C4 | C24×C251 |
| socle | C2×C251 | C22×C22⋊C4 |
| prime radical | #585×C251 | C2 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4×C251 ◁ C2×#41×C251 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #568×C251 | C2 | semidirect |
| 3. C4×#41×C251 | C2 | semidirect |
| 4. #421×C251 | C2 | semidirect |
| 5. C2×#104×C251 | C2 | semidirect |
| 7. 2−1+4×C251 | C4 | semidirect |
| 9. H(5,𝔽2)×C251 | C4 | semidirect |
| 14. C2×M16×C251 | C22 | semidirect |
| 17. #117×C251 | C22 | semidirect |
| 18. C2×C42×C251 | C22 | semidirect |
| 19. #104×C251 | C22 | semidirect |
| 20. #104×C251 | C22 | semidirect |
| 26. #41×C251 | C2×C4 | semidirect |
| 30. C2×Q8×C251 | C2×C4 | semidirect |
| 34. C2×D4×C251 | C2×C4 | semidirect |
| 83. C251 | #2901 | direct (N × H) |
| 84. #2901 | C251 | direct (N × H) |
| 86. #568 | C2×C251 | semidirect |
| 87. C4×#41 | C2×C251 | semidirect |
| 88. #421 | C2×C251 | semidirect |
| 89. C2×#104 | C2×C251 | semidirect |
| 91. 2−1+4 | C4×C251 | semidirect |
| 93. H(5,𝔽2) | C4×C251 | semidirect |
| 98. C2×M16 | C22×C251 | semidirect |
| 101. #117 | C22×C251 | semidirect |
| 102. C2×C42 | C22×C251 | semidirect |
| 103. #104 | C22×C251 | semidirect |
| 104. #104 | C22×C251 | semidirect |
| 110. #41 | C2×C4×C251 | semidirect |
| 114. C2×Q8 | C2×C4×C251 | semidirect |
| 118. C2×D4 | C2×C4×C251 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #585×C251 | 2 |
| #568×C251 | 2 |
| C4×#41×C251 | 2 |
| #421×C251 | 2 |
| C2×#104×C251 | 2 |
| #2901 | 251 |