Compare 2578 vs 2580
| Property | 2578 | 2580 | 
|---|---|---|
| Type | semiprime | composite number | 
| Unique factors | 2 | 4 | 
| Total factors | 2 | 5 | 
| Prime factorization | 21 × 12891 | 22 × 31 × 51 × 431 | 
| Prime factorization | 2 × 1289 | 2 × 2 × 3 × 5 × 43 | 
| Divisors count | 4 | 24 | 
| Divisors | 1, 2, 1289, 2578 | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580 | 
| Number of properties | 1 | 0 | 
| Semiprimes | 732nd | |
| Roman numberals | MMDLXXVIII | MMDLXXX | 
| Base 2 | 1010000100102 | 1010000101002 | 
| Base 3 | 101121113 | 101121203 | 
| Base 4 | 2201024 | 2201104 | 
| Base 5 | 403035 | 403105 | 
| Base 6 | 155346 | 155406 | 
| Base 7 | 103427 | 103447 | 
| Base 8 | 50228 | 50248 | 
| Base 9 | 34749 | 34769 | 
| Base 10 | 257810 | 258010 | 
| Base 11 | 1a3411 | 1a3611 | 
| Base 12 | 15aa12 | 15b012 | 
| Base 13 | 123413 | 123613 | 
| Base 14 | d2214 | d2414 | 
| Base 15 | b6d15 | b7015 | 
| Base 16 | a1216 | a1416 |