Compare 307 vs 397
| Property | 307 | 397 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3071 | 3971 |
| Prime factorization | 307 | 397 |
| Divisors count | 2 | 2 |
| Divisors | 1, 307 | 1, 397 |
| Number of properties | 9 | 8 |
| Additive primes | 45th | |
| Chen primes | 47th | |
| Cousin primes (1st member) | 18th | 22nd |
| Cuban primes 1 | 8th | |
| Good primes | 22nd | |
| Happy primes | 21st | |
| Harmonic primes | 25th | |
| Isolated primes | 26th | 37th |
| Left-truncatable primes | 31st | |
| Lucky primes | 18th | |
| Primes | 63rd | 78th |
| Prime triplets (1st member) | 18th | |
| Pythagorean primes | 37th | |
| Sexy primes (1st member) | 35th | |
| Roman numberals | CCCVII | CCCXCVII |
| Base 2 | 1001100112 | 1100011012 |
| Base 3 | 1021013 | 1122013 |
| Base 4 | 103034 | 120314 |
| Base 5 | 22125 | 30425 |
| Base 6 | 12316 | 15016 |
| Base 7 | 6167 | 11057 |
| Base 8 | 4638 | 6158 |
| Base 9 | 3719 | 4819 |
| Base 10 | 30710 | 39710 |
| Base 11 | 25a11 | 33111 |
| Base 12 | 21712 | 29112 |
| Base 13 | 1a813 | 24713 |
| Base 14 | 17d14 | 20514 |
| Base 15 | 15715 | 1b715 |
| Base 16 | 13316 | 18d16 |