Compare 12156 vs 12161
| Property | 12156 | 12161 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 31 × 10131 | 121611 |
| Prime factorization | 2 × 2 × 3 × 1013 | 12161 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 3, 4, 6, 12, 1013, 2026, 3039, 4052, 6078, 12156 | 1, 12161 |
| Number of properties | 0 | 8 |
| Additive primes | 701st | |
| Chen primes | 745th | |
| Cousin primes (2nd member) | 237th | |
| Primes | 1456th | |
| Prime triplets (2nd member) | 124th | |
| Proth primes | 41st | |
| Pythagorean primes | 718th | |
| Twin primes (1st member) | 239th | |
| Roman numberals | ||
| Base 2 | 101111011111002 | 101111100000012 |
| Base 3 | 1212000203 | 1212001023 |
| Base 4 | 23313304 | 23320014 |
| Base 5 | 3421115 | 3421215 |
| Base 6 | 1321406 | 1321456 |
| Base 7 | 503047 | 503127 |
| Base 8 | 275748 | 276018 |
| Base 9 | 176069 | 176129 |
| Base 10 | 1215610 | 1216110 |
| Base 11 | 915111 | 915611 |
| Base 12 | 705012 | 705512 |
| Base 13 | 56c113 | 56c613 |
| Base 14 | 460414 | 460914 |
| Base 15 | 390615 | 390b15 |
| Base 16 | 2f7c16 | 2f8116 |