6 groups of order 51555.
| SmallGroups | group |
|---|---|
| (51555, 1) | C3×C5×C7×C491 #62930486 |
| (51555, 2) | C3×C5×C491⋊C7 #62930487 |
| (51555, 3) | C3×C7×C491⋊C5 #62930488 |
| (51555, 4) | C3×(C491⋊C5)⋊C7 #62930489 |
| (51555, 5) | C5×ΓL(1,𝔽8)×C491 #62930490 |
| (51555, 6) | ΓL(1,𝔽8)×C491⋊C5 #62930491 |