11 groups of order 16540.
| SmallGroups | group |
|---|---|
| (16540, 1) | C4×C5×C827 #30658383 |
| (16540, 2) | Dic5×C827 #30658384 |
| (16540, 3) | C5×Dic827 #30658385 |
| (16540, 4) | Dic4135 #30658386 |
| (16540, 5) | C22×C5×C827 #30658387 |
| (16540, 6) | AGL(1,𝔽5)×C827 #30658388 |
| (16540, 7) | C827⋊AGL(1,𝔽5) #30658389 |
| (16540, 8) | D5×D827 #30658390 |
| (16540, 9) | C2×D4135 #30658391 |
| (16540, 10) | C2×D5×C827 #30658392 |
| (16540, 11) | C2×C5×D827 #30658393 |