Compare 149 vs 150
| Property | 149 | 150 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 1491 | 21 × 31 × 52 |
| Prime factorization | 149 | 2 × 3 × 5 × 5 |
| Divisors count | 2 | 12 |
| Divisors | 1, 149 | 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150 |
| Number of properties | 8 | 0 |
| Chen primes | 29th | |
| Emirps | 11th | |
| Good primes | 14th | |
| Harmonic primes | 12th | |
| Long primes | 13th | |
| Primes | 35th | |
| Pythagorean primes | 16th | |
| Twin primes (1st member) | 12th | |
| Roman numberals | CXLIX | CL |
| Base 2 | 100101012 | 100101102 |
| Base 3 | 121123 | 121203 |
| Base 4 | 21114 | 21124 |
| Base 5 | 10445 | 11005 |
| Base 6 | 4056 | 4106 |
| Base 7 | 3027 | 3037 |
| Base 8 | 2258 | 2268 |
| Base 9 | 1759 | 1769 |
| Base 10 | 14910 | 15010 |
| Base 11 | 12611 | 12711 |
| Base 12 | 10512 | 10612 |
| Base 13 | b613 | b713 |
| Base 14 | a914 | aa14 |
| Base 15 | 9e15 | a015 |
| Base 16 | 9516 | 9616 |