Compare 297 vs 307
| Property | 297 | 307 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 33 × 111 | 3071 |
| Prime factorization | 3 × 3 × 3 × 11 | 307 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 9, 11, 27, 33, 99, 297 | 1, 307 |
| Number of properties | 0 | 9 |
| Chen primes | 47th | |
| Cousin primes (1st member) | 18th | |
| Good primes | 22nd | |
| Harmonic primes | 25th | |
| Isolated primes | 26th | |
| Lucky primes | 18th | |
| Primes | 63rd | |
| Prime triplets (1st member) | 18th | |
| Sexy primes (1st member) | 35th | |
| Roman numberals | CCXCVII | CCCVII |
| Base 2 | 1001010012 | 1001100112 |
| Base 3 | 1020003 | 1021013 |
| Base 4 | 102214 | 103034 |
| Base 5 | 21425 | 22125 |
| Base 6 | 12136 | 12316 |
| Base 7 | 6037 | 6167 |
| Base 8 | 4518 | 4638 |
| Base 9 | 3609 | 3719 |
| Base 10 | 29710 | 30710 |
| Base 11 | 25011 | 25a11 |
| Base 12 | 20912 | 21712 |
| Base 13 | 19b13 | 1a813 |
| Base 14 | 17314 | 17d14 |
| Base 15 | 14c15 | 15715 |
| Base 16 | 12916 | 13316 |