Compare 13391 vs 13399
| Property | 13391 | 13399 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 19131 | 133991 |
| Prime factorization | 7 × 1913 | 13399 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 1913, 13391 | 1, 13399 |
| Number of properties | 1 | 3 |
| Primes | 1589th | |
| Semiprimes | 3468th | |
| Twin primes (2nd member) | 251st | |
| Ulam primes | 114th | |
| Roman numberals | ||
| Base 2 | 110100010011112 | 110100010101112 |
| Base 3 | 2001002223 | 2001010213 |
| Base 4 | 31010334 | 31011134 |
| Base 5 | 4120315 | 4120445 |
| Base 6 | 1415556 | 1420116 |
| Base 7 | 540207 | 540317 |
| Base 8 | 321178 | 321278 |
| Base 9 | 203289 | 203379 |
| Base 10 | 1339110 | 1339910 |
| Base 11 | a07411 | a08111 |
| Base 12 | 78bb12 | 790712 |
| Base 13 | 613113 | 613913 |
| Base 14 | 4c4714 | 4c5114 |
| Base 15 | 3e7b15 | 3e8415 |
| Base 16 | 344f16 | 345716 |