Compare 101 vs 149
| Property | 101 | 149 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1011 | 1491 |
| Prime factorization | 101 | 149 |
| Divisors count | 2 | 2 |
| Divisors | 1, 101 | 1, 149 |
| Number of properties | 18 | 8 |
| Additive primes | 15th | |
| Centered decagonal primes | 4th | |
| Chen primes | 21st | 29th |
| Cousin primes (2nd member) | 9th | |
| Dihedral primes | 4th | |
| Emirps | 11th | |
| Good primes | 12th | 14th |
| Harmonic primes | 12th | |
| Long primes | 13th | |
| Palindromic primes | 6th | |
| Primes | 26th | 35th |
| Prime quadruplets (1st member) | 3rd | |
| Prime quintuplet 1s (2nd member) | 2nd | |
| Prime quintuplet 2s (1st member) | 3rd | |
| Prime sextuplets (2nd member) | 2nd | |
| Prime triplets (1st member) | 10th | |
| Prime triplets (2nd member) | 9th | |
| Pythagorean primes | 12th | 16th |
| Sexy primes (1st member) | 17th | |
| Sexy prime triplets (1st member) | 11th | |
| Twin primes (1st member) | 9th | 12th |
| Roman numberals | CI | CXLIX |
| Base 2 | 11001012 | 100101012 |
| Base 3 | 102023 | 121123 |
| Base 4 | 12114 | 21114 |
| Base 5 | 4015 | 10445 |
| Base 6 | 2456 | 4056 |
| Base 7 | 2037 | 3027 |
| Base 8 | 1458 | 2258 |
| Base 9 | 1229 | 1759 |
| Base 10 | 10110 | 14910 |
| Base 11 | 9211 | 12611 |
| Base 12 | 8512 | 10512 |
| Base 13 | 7a13 | b613 |
| Base 14 | 7314 | a914 |
| Base 15 | 6b15 | 9e15 |
| Base 16 | 6516 | 9516 |