Compare 66791 vs 67421
| Property | 66791 | 67421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 667911 | 674211 |
| Prime factorization | 66791 | 67421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 66791 | 1, 67421 |
| Number of properties | 8 | 8 |
| Additive primes | 2842nd | |
| Chen primes | 3045th | 3072nd |
| Happy primes | 1033rd | |
| Harmonic primes | 2501st | 2529th |
| Isolated primes | 4913th | 4956th |
| Long primes | 2541st | |
| Primes | 6656th | 6715th |
| Pythagorean primes | 3350th | |
| Sexy primes (1st member) | 1769th | 1779th |
| Sexy prime triplets (1st member) | 400th | |
| Sophie germain primes | 846th | |
| Roman numberals | ||
| Base 2 | 100000100111001112 | 100000111010111012 |
| Base 3 | 101011212023 | 101021110023 |
| Base 4 | 1001032134 | 1001311314 |
| Base 5 | 41141315 | 41241415 |
| Base 6 | 12331156 | 12400456 |
| Base 7 | 3655047 | 4003647 |
| Base 8 | 2023478 | 2035358 |
| Base 9 | 1115529 | 1124329 |
| Base 10 | 6679110 | 6742110 |
| Base 11 | 461aa11 | 4672211 |
| Base 12 | 3279b12 | 3302512 |
| Base 13 | 2452a13 | 248c313 |
| Base 14 | 1a4ab14 | 1a7db14 |
| Base 15 | 14bcb15 | 14e9b15 |
| Base 16 | 104e716 | 1075d16 |