Compare 111111 vs 111121
| Property | 111111 | 111121 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 71 × 111 × 131 × 371 | 1111211 |
| Prime factorization | 3 × 7 × 11 × 13 × 37 | 111121 |
| Divisors count | 32 | 2 |
| Divisors | 1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 231, 259, 273, 407, 429, 481, 777, 1001, 1221, 1443, 2849, 3003, 3367, 5291, 8547, 10101, 15873, 37037, 111111 | 1, 111121 |
| Number of properties | 0 | 6 |
| Additive primes | 4309th | |
| Multiplicative primes | 24th | |
| Primes | 10546th | |
| Pythagorean primes | 5251st | |
| Sexy primes (1st member) | 2660th | |
| Twin primes (2nd member) | 1330th | |
| Roman numberals | ||
| Base 2 | 110110010000001112 | 110110010000100012 |
| Base 3 | 121221020203 | 121221021213 |
| Base 4 | 1230200134 | 1230201014 |
| Base 5 | 120234215 | 120234415 |
| Base 6 | 22142236 | 22142416 |
| Base 7 | 6416407 | 6416537 |
| Base 8 | 3310078 | 3310218 |
| Base 9 | 1783669 | 1783779 |
| Base 10 | 11111110 | 11112110 |
| Base 11 | 7653011 | 7653a11 |
| Base 12 | 5437312 | 5438112 |
| Base 13 | 3b76013 | 3b76a13 |
| Base 14 | 2c6c714 | 2c6d314 |
| Base 15 | 22dc615 | 22dd115 |
| Base 16 | 1b20716 | 1b21116 |