Compare 12639 vs 12641
| Property | 12639 | 12641 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 111 × 3831 | 126411 |
| Prime factorization | 3 × 11 × 383 | 12641 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 11, 33, 383, 1149, 4213, 12639 | 1, 12641 |
| Number of properties | 0 | 12 |
| Centered square primes | 28th | |
| Chen primes | 766th | |
| Cousin primes (2nd member) | 244th | |
| Emirps | 348th | |
| Harmonic primes | 540th | |
| Isolated primes | 1023rd | |
| Primes | 1510th | |
| Pythagorean primes | 748th | |
| Sexy primes (1st member) | 484th | |
| Sexy prime quadrupletss (1st member) | 27th | |
| Sexy prime triplets (1st member) | 137th | |
| Ulam primes | 109th | |
| Roman numberals | ||
| Base 2 | 110001010111112 | 110001011000012 |
| Base 3 | 1221000103 | 1221000123 |
| Base 4 | 30111334 | 30112014 |
| Base 5 | 4010245 | 4010315 |
| Base 6 | 1343036 | 1343056 |
| Base 7 | 515647 | 515667 |
| Base 8 | 305378 | 305418 |
| Base 9 | 183039 | 183059 |
| Base 10 | 1263910 | 1264110 |
| Base 11 | 955011 | 955211 |
| Base 12 | 739312 | 739512 |
| Base 13 | 59a313 | 59a513 |
| Base 14 | 486b14 | 486d14 |
| Base 15 | 3b2915 | 3b2b15 |
| Base 16 | 315f16 | 316116 |