Compare 156121 vs 156131
| Property | 156121 | 156131 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 223031 | 1561311 |
| Prime factorization | 7 × 22303 | 156131 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 22303, 156121 | 1, 156131 |
| Number of properties | 1 | 7 |
| Additive primes | 5902nd | |
| Chen primes | 6135th | |
| Cousin primes (2nd member) | 1745th | |
| Isolated primes | 10840th | |
| Long primes | 5365th | |
| Primes | 14369th | |
| Semiprimes | 35717th | |
| Super primes | 1684th | |
| Roman numberals | ||
| Base 2 | 1001100001110110012 | 1001100001111000112 |
| Base 3 | 212210110213 | 212210111223 |
| Base 4 | 2120131214 | 2120132034 |
| Base 5 | 144434415 | 144440115 |
| Base 6 | 32024416 | 32024556 |
| Base 7 | 12201107 | 12201237 |
| Base 8 | 4607318 | 4607438 |
| Base 9 | 2571379 | 2571489 |
| Base 10 | 15612110 | 15613110 |
| Base 11 | a732911 | a733811 |
| Base 12 | 7642112 | 7642b12 |
| Base 13 | 560a413 | 560b113 |
| Base 14 | 40c7714 | 40c8314 |
| Base 15 | 313d115 | 313db15 |
| Base 16 | 261d916 | 261e316 |