Compare 1831 vs 1879
| Property | 1831 | 1879 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18311 | 18791 |
| Prime factorization | 1831 | 1879 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1831 | 1, 1879 |
| Number of properties | 6 | 11 |
| Additive primes | 150th | |
| Emirps | 88th | 91st |
| Harmonic primes | 101st | 105th |
| Isolated primes | 171st | |
| Lucky primes | 67th | 68th |
| Primes | 282nd | 289th |
| Prime quadruplets (4th member) | 7th | |
| Prime quintuplet 1s (5th member) | 3rd | |
| Prime triplets (3rd member) | 48th | |
| Sexy primes (2nd member) | 123rd | |
| Sexy prime quadrupletss (4th member) | 12th | |
| Sexy prime triplets (3rd member) | 48th | |
| Twin primes (2nd member) | 58th | |
| Roman numberals | MDCCCXXXI | MDCCCLXXIX |
| Base 2 | 111001001112 | 111010101112 |
| Base 3 | 21112113 | 21201213 |
| Base 4 | 1302134 | 1311134 |
| Base 5 | 243115 | 300045 |
| Base 6 | 122516 | 124116 |
| Base 7 | 52247 | 53237 |
| Base 8 | 34478 | 35278 |
| Base 9 | 24549 | 25179 |
| Base 10 | 183110 | 187910 |
| Base 11 | 141511 | 145911 |
| Base 12 | 108712 | 110712 |
| Base 13 | aab13 | b1713 |
| Base 14 | 94b14 | 98314 |
| Base 15 | 82115 | 85415 |
| Base 16 | 72716 | 75716 |