Compare 306 vs 307
| Property | 306 | 307 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 32 × 171 | 3071 |
| Prime factorization | 2 × 3 × 3 × 17 | 307 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306 | 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 | CCCVI | CCCVII |
| Base 2 | 1001100102 | 1001100112 |
| Base 3 | 1021003 | 1021013 |
| Base 4 | 103024 | 103034 |
| Base 5 | 22115 | 22125 |
| Base 6 | 12306 | 12316 |
| Base 7 | 6157 | 6167 |
| Base 8 | 4628 | 4638 |
| Base 9 | 3709 | 3719 |
| Base 10 | 30610 | 30710 |
| Base 11 | 25911 | 25a11 |
| Base 12 | 21612 | 21712 |
| Base 13 | 1a713 | 1a813 |
| Base 14 | 17c14 | 17d14 |
| Base 15 | 15615 | 15715 |
| Base 16 | 13216 | 13316 |