Compare 67139 vs 68639
| Property | 67139 | 68639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 671391 | 686391 |
| Prime factorization | 67139 | 68639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 67139 | 1, 68639 |
| Number of properties | 7 | 9 |
| Chen primes | 3057th | 3122nd |
| Happy primes | 1037th | 1057th |
| Harmonic primes | 2514th | 2577th |
| Isolated primes | 5046th | |
| Long primes | 2531st | |
| Primes | 6688th | 6823rd |
| Safe primes | 487th | 496th |
| Sexy primes (2nd member) | 1803rd | |
| Sophie germain primes | 865th | |
| Super primes | 877th | |
| Twin primes (1st member) | 875th | |
| Roman numberals | ||
| Base 2 | 100000110010000112 | 100001100000111112 |
| Base 3 | 101020021223 | 101110110123 |
| Base 4 | 1001210034 | 1003001334 |
| Base 5 | 41220245 | 41440245 |
| Base 6 | 12344556 | 12454356 |
| Base 7 | 3665127 | 4040547 |
| Base 8 | 2031038 | 2060378 |
| Base 9 | 1120789 | 1141359 |
| Base 10 | 6713910 | 6863910 |
| Base 11 | 4649611 | 4762a11 |
| Base 12 | 32a2b12 | 3387b12 |
| Base 13 | 2473713 | 2531c13 |
| Base 14 | 1a67914 | 1b02b14 |
| Base 15 | 14d5e15 | 1550e15 |
| Base 16 | 1064316 | 10c1f16 |