Compare 1861 vs 2237
| Property | 1861 | 2237 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18611 | 22371 |
| Prime factorization | 1861 | 2237 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1861 | 1, 2237 |
| Number of properties | 10 | 7 |
| Centered square primes | 15th | |
| Chen primes | 202nd | |
| Good primes | 58th | 67th |
| Harmonic primes | 103rd | |
| Isolated primes | 173rd | |
| Long primes | 112th | |
| Primes | 284th | 332nd |
| Prime triplets (1st member) | 54th | |
| Pythagorean primes | 137th | 162nd |
| Sexy primes (1st member) | 120th | 137th |
| Sexy prime quadrupletss (1st member) | 12th | |
| Sexy prime triplets (1st member) | 47th | |
| Twin primes (1st member) | 68th | |
| Roman numberals | MDCCCLXI | MMCCXXXVII |
| Base 2 | 111010001012 | 1000101111012 |
| Base 3 | 21122213 | 100012123 |
| Base 4 | 1310114 | 2023314 |
| Base 5 | 244215 | 324225 |
| Base 6 | 123416 | 142056 |
| Base 7 | 52667 | 63447 |
| Base 8 | 35058 | 42758 |
| Base 9 | 24879 | 30559 |
| Base 10 | 186110 | 223710 |
| Base 11 | 144211 | 175411 |
| Base 12 | 10b112 | 136512 |
| Base 13 | b0213 | 103113 |
| Base 14 | 96d14 | b5b14 |
| Base 15 | 84115 | 9e215 |
| Base 16 | 74516 | 8bd16 |