Compare 4145 vs 4157
| Property | 4145 | 4157 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 8291 | 41571 |
| Prime factorization | 5 × 829 | 4157 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 829, 4145 | 1, 4157 |
| Number of properties | 1 | 8 |
| Additive primes | 292nd | |
| Chen primes | 330th | |
| Cousin primes (2nd member) | 111th | |
| Happy primes | 105th | |
| Primes | 572nd | |
| Prime triplets (2nd member) | 74th | |
| Pythagorean primes | 280th | |
| Semiprimes | 1140th | |
| Twin primes (1st member) | 109th | |
| Roman numberals | MMMMCXLV | MMMMCLVII |
| Base 2 | 10000001100012 | 10000001111012 |
| Base 3 | 122001123 | 122002223 |
| Base 4 | 10003014 | 10003314 |
| Base 5 | 1130405 | 1131125 |
| Base 6 | 311056 | 311256 |
| Base 7 | 150417 | 150567 |
| Base 8 | 100618 | 100758 |
| Base 9 | 56159 | 56289 |
| Base 10 | 414510 | 415710 |
| Base 11 | 312911 | 313a11 |
| Base 12 | 249512 | 24a512 |
| Base 13 | 1b6b13 | 1b7a13 |
| Base 14 | 172114 | 172d14 |
| Base 15 | 136515 | 137215 |
| Base 16 | 103116 | 103d16 |