12 groups of order 55990.
| SmallGroups | group |
|---|---|
| (55990, 1) | C2×C5×C11×C509 #64157529 |
| (55990, 2) | C2×C11⋊C5×C509 #64157530 |
| (55990, 3) | C5×C11×D509 #64157531 |
| (55990, 4) | C5×D11×C509 #64157532 |
| (55990, 5) | C5×D5599 #64157533 |
| (55990, 6) | D5×C11×C509 #64157534 |
| (55990, 7) | C11×D2545 #64157535 |
| (55990, 8) | D55×C509 #64157536 |
| (55990, 9) | D27995 #64157537 |
| (55990, 10) | C11⋊C5×D509 #64157538 |
| (55990, 11) | AGL(1,𝔽11)×C509 #64157539 |
| (55990, 12) | #64157540 |