12 groups of order 15992.
| SmallGroups | group |
|---|---|
| (15992, 1) | C8×C1999 #30630550 |
| (15992, 2) | C2×C4×C1999 #30630551 |
| (15992, 3) | D4×C1999 #30630552 |
| (15992, 4) | Q8×C1999 #30630553 |
| (15992, 5) | C23×C1999 #30630554 |
| (15992, 6) | C1999⋊C8 #30630555 |
| (15992, 7) | C4×D1999 #30630556 |
| (15992, 8) | C2×Dic1999 #30630557 |
| (15992, 9) | C22⋊D1999 #30630558 |
| (15992, 10) | D7996 #30630559 |
| (15992, 11) | Dic3998 #30630560 |
| (15992, 12) | C22×D1999 #30630561 |