Compare 2561 vs 2587
| Property | 2561 | 2587 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 131 × 1971 | 131 × 1991 |
| Prime factorization | 13 × 197 | 13 × 199 |
| Divisors count | 4 | 4 |
| Divisors | 1, 13, 197, 2561 | 1, 13, 199, 2587 |
| Number of properties | 1 | 1 |
| Semiprimes | 724th | 735th |
| Roman numberals | MMDLXI | MMDLXXXVII |
| Base 2 | 1010000000012 | 1010000110112 |
| Base 3 | 101112123 | 101122113 |
| Base 4 | 2200014 | 2201234 |
| Base 5 | 402215 | 403225 |
| Base 6 | 155056 | 155516 |
| Base 7 | 103167 | 103547 |
| Base 8 | 50018 | 50338 |
| Base 9 | 34559 | 34849 |
| Base 10 | 256110 | 258710 |
| Base 11 | 1a1911 | 1a4211 |
| Base 12 | 159512 | 15b712 |
| Base 13 | 122013 | 124013 |
| Base 14 | d0d14 | d2b14 |
| Base 15 | b5b15 | b7715 |
| Base 16 | a0116 | a1b16 |