Compare 66383 vs 67139
| Property | 66383 | 67139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 663831 | 671391 |
| Prime factorization | 66383 | 67139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 66383 | 1, 67139 |
| Number of properties | 5 | 7 |
| Chen primes | 3057th | |
| Happy primes | 1037th | |
| Harmonic primes | 2514th | |
| Isolated primes | 4882nd | |
| Long primes | 2506th | 2531st |
| Primes | 6621st | 6688th |
| Safe primes | 483rd | 487th |
| Sexy primes (2nd member) | 1764th | |
| Twin primes (1st member) | 875th | |
| Roman numberals | ||
| Base 2 | 100000011010011112 | 100000110010000112 |
| Base 3 | 101010011223 | 101020021223 |
| Base 4 | 1000310334 | 1001210034 |
| Base 5 | 41110135 | 41220245 |
| Base 6 | 12311556 | 12344556 |
| Base 7 | 3643527 | 3665127 |
| Base 8 | 2015178 | 2031038 |
| Base 9 | 1110489 | 1120789 |
| Base 10 | 6638310 | 6713910 |
| Base 11 | 4596911 | 4649611 |
| Base 12 | 324bb12 | 32a2b12 |
| Base 13 | 242a513 | 2473713 |
| Base 14 | 1a29914 | 1a67914 |
| Base 15 | 14a0815 | 14d5e15 |
| Base 16 | 1034f16 | 1064316 |