Compare 131142 vs 131149
| Property | 131142 | 131149 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 31 × 111 × 19871 | 1311491 |
| Prime factorization | 2 × 3 × 11 × 1987 | 131149 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 3, 6, 11, 22, 33, 66, 1987, 3974, 5961, 11922, 21857, 43714, 65571, 131142 | 1, 131149 |
| Number of properties | 0 | 10 |
| Additive primes | 5054th | |
| Chen primes | 5289th | |
| Emirps | 2492nd | |
| Happy primes | 1913th | |
| Isolated primes | 9204th | |
| Long primes | 4597th | |
| Lucky primes | 1607th | |
| Primes | 12257th | |
| Pythagorean primes | 6098th | |
| Sexy primes (2nd member) | 3037th | |
| Roman numberals | ||
| Base 2 | 1000000000010001102 | 1000000000010011012 |
| Base 3 | 201222200103 | 201222201013 |
| Base 4 | 2000010124 | 2000010314 |
| Base 5 | 131440325 | 131440445 |
| Base 6 | 24510506 | 24511016 |
| Base 7 | 10542247 | 10542347 |
| Base 8 | 4001068 | 4001158 |
| Base 9 | 2188039 | 2188119 |
| Base 10 | 13114210 | 13114910 |
| Base 11 | 8a59011 | 8a59711 |
| Base 12 | 63a8612 | 63a9112 |
| Base 13 | 478cb13 | 4790513 |
| Base 14 | 35b1414 | 35b1b14 |
| Base 15 | 28ccc15 | 28cd415 |
| Base 16 | 2004616 | 2004d16 |