Compare 67121 vs 67139
| Property | 67121 | 67139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 671211 | 671391 |
| Prime factorization | 67121 | 67139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 67121 | 1, 67139 |
| Number of properties | 8 | 7 |
| Additive primes | 2854th | |
| Chen primes | 3057th | |
| Good primes | 529th | |
| Happy primes | 1036th | 1037th |
| Harmonic primes | 2512th | 2514th |
| Isolated primes | 4939th | |
| Long primes | 2531st | |
| Primes | 6686th | 6688th |
| Pythagorean primes | 3334th | |
| Safe primes | 487th | |
| Sophie germain primes | 850th | |
| Twin primes (1st member) | 875th | |
| Roman numberals | ||
| Base 2 | 100000110001100012 | 100000110010000112 |
| Base 3 | 101020012223 | 101020021223 |
| Base 4 | 1001203014 | 1001210034 |
| Base 5 | 41214415 | 41220245 |
| Base 6 | 12344256 | 12344556 |
| Base 7 | 3664557 | 3665127 |
| Base 8 | 2030618 | 2031038 |
| Base 9 | 1120589 | 1120789 |
| Base 10 | 6712110 | 6713910 |
| Base 11 | 4647a11 | 4649611 |
| Base 12 | 32a1512 | 32a2b12 |
| Base 13 | 2472213 | 2473713 |
| Base 14 | 1a66514 | 1a67914 |
| Base 15 | 14d4b15 | 14d5e15 |
| Base 16 | 1063116 | 1064316 |