Compare 66239 vs 67139
| Property | 66239 | 67139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 662391 | 671391 |
| Prime factorization | 66239 | 67139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 66239 | 1, 67139 |
| Number of properties | 4 | 7 |
| Chen primes | 3028th | 3057th |
| Happy primes | 1037th | |
| Harmonic primes | 2514th | |
| Isolated primes | 4873rd | |
| Long primes | 2531st | |
| Primes | 6610th | 6688th |
| Safe primes | 481st | 487th |
| Twin primes (1st member) | 875th | |
| Roman numberals | ||
| Base 2 | 100000010101111112 | 100000110010000112 |
| Base 3 | 101002120223 | 101020021223 |
| Base 4 | 1000223334 | 1001210034 |
| Base 5 | 41044245 | 41220245 |
| Base 6 | 12303556 | 12344556 |
| Base 7 | 3640557 | 3665127 |
| Base 8 | 2012778 | 2031038 |
| Base 9 | 1107689 | 1120789 |
| Base 10 | 6623910 | 6713910 |
| Base 11 | 4584811 | 4649611 |
| Base 12 | 323bb12 | 32a2b12 |
| Base 13 | 241c413 | 2473713 |
| Base 14 | 1a1d514 | 1a67914 |
| Base 15 | 1495e15 | 14d5e15 |
| Base 16 | 102bf16 | 1064316 |