Compare 13671 vs 13681
| Property | 13671 | 13681 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 32 × 72 × 311 | 136811 |
| Prime factorization | 3 × 3 × 7 × 7 × 31 | 13681 |
| Divisors count | 18 | 2 |
| Divisors | 1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 13671 | 1, 13681 |
| Number of properties | 0 | 9 |
| Additive primes | 779th | |
| Centered triangular primes | 22nd | |
| Chen primes | 820th | |
| Lucky primes | 274th | |
| Primes | 1616th | |
| Pythagorean primes | 801st | |
| Sexy primes (1st member) | 514th | |
| Sexy prime triplets (1st member) | 145th | |
| Twin primes (2nd member) | 252nd | |
| Roman numberals | ||
| Base 2 | 110101011001112 | 110101011100012 |
| Base 3 | 2002021003 | 2002022013 |
| Base 4 | 31112134 | 31113014 |
| Base 5 | 4141415 | 4142115 |
| Base 6 | 1431436 | 1432016 |
| Base 7 | 546007 | 546137 |
| Base 8 | 325478 | 325618 |
| Base 9 | 206709 | 206819 |
| Base 10 | 1367110 | 1368110 |
| Base 11 | a2a911 | a30811 |
| Base 12 | 7ab312 | 7b0112 |
| Base 13 | 62b813 | 62c513 |
| Base 14 | 4da714 | 4db314 |
| Base 15 | 40b615 | 40c115 |
| Base 16 | 356716 | 357116 |