Compare 18149 vs 18251
| Property | 18149 | 18251 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 181491 | 182511 |
| Prime factorization | 18149 | 18251 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18149 | 1, 18251 |
| Number of properties | 10 | 9 |
| Additive primes | 978th | 983rd |
| Chen primes | 1033rd | 1036th |
| Harmonic primes | 753rd | 758th |
| Isolated primes | 1442nd | |
| Long primes | 802nd | |
| Primes | 2081st | 2091st |
| Prime triplets (1st member) | 158th | |
| Pythagorean primes | 1027th | |
| Sexy primes (1st member) | 646th | |
| Sexy primes (2nd member) | 642nd | |
| Sophie germain primes | 302nd | |
| Super primes | 313th | |
| Twin primes (1st member) | 321st | |
| Ulam primes | 153rd | 154th |
| Roman numberals | ||
| Base 2 | 1000110111001012 | 1000111010010112 |
| Base 3 | 2202200123 | 2210002223 |
| Base 4 | 101232114 | 101310234 |
| Base 5 | 10400445 | 10410015 |
| Base 6 | 2200056 | 2202556 |
| Base 7 | 1036257 | 1041327 |
| Base 8 | 433458 | 435138 |
| Base 9 | 268059 | 270289 |
| Base 10 | 1814910 | 1825110 |
| Base 11 | 126aa11 | 1279211 |
| Base 12 | a60512 | a68b12 |
| Base 13 | 835113 | 83cc13 |
| Base 14 | 688514 | 691914 |
| Base 15 | 559e15 | 561b15 |
| Base 16 | 46e516 | 474b16 |