Compare 19387 vs 20047
| Property | 19387 | 20047 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 193871 | 200471 |
| Prime factorization | 19387 | 20047 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19387 | 1, 20047 |
| Number of properties | 5 | 6 |
| Additive primes | 1054th | |
| Cousin primes (1st member) | 339th | 345th |
| Harmonic primes | 794th | |
| Isolated primes | 1532nd | 1582nd |
| Long primes | 866th | |
| Primes | 2195th | 2267th |
| Sexy primes (2nd member) | 670th | |
| Super primes | 336th | |
| Roman numberals | ||
| Base 2 | 1001011101110112 | 1001110010011112 |
| Base 3 | 2221210013 | 10001111113 |
| Base 4 | 102323234 | 103210334 |
| Base 5 | 11100225 | 11201425 |
| Base 6 | 2254316 | 2324516 |
| Base 7 | 1103447 | 1123067 |
| Base 8 | 456738 | 471178 |
| Base 9 | 285319 | 304449 |
| Base 10 | 1938710 | 2004710 |
| Base 11 | 1362511 | 1407511 |
| Base 12 | b27712 | b72712 |
| Base 13 | 8a9413 | 918113 |
| Base 14 | 70cb14 | 743d14 |
| Base 15 | 5b2715 | 5e1715 |
| Base 16 | 4bbb16 | 4e4f16 |