15 groups of order 999.
| SmallGroups | group |
|---|---|
| (999, 1) | #11758601 |
| (999, 2) | C27×C37 #11758602 |
| (999, 3) | #11758603 |
| (999, 4) | C9×C37⋊C3 #11758604 |
| (999, 5) | #11758605 |
| (999, 6) | #11758606 |
| (999, 7) | C3×#66524 #11758607 |
| (999, 8) | #11758608 |
| (999, 9) | C32⋊(C37⋊C3) #11758609 |
| (999, 10) | C3×C9×C37 #11758610 |
| (999, 11) | H(3,𝔽3)×C37 #11758611 |
| (999, 12) | 3−1+2×C37 #11758612 |
| (999, 13) | C3×#66526 #11758613 |
| (999, 14) | C32×C37⋊C3 #11758614 |
| (999, 15) | C33×C37 #11758615 |