Compare 305138 vs 305147
| Property | 305138 | 305147 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 291 × 52611 | 3051471 |
| Prime factorization | 2 × 29 × 5261 | 305147 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 29, 58, 5261, 10522, 152569, 305138 | 1, 305147 |
| Number of properties | 0 | 6 |
| Chen primes | 10820th | |
| Cousin primes (2nd member) | 3027th | |
| Happy primes | 3961st | |
| Harmonic primes | 9875th | |
| Isolated primes | 20345th | |
| Primes | 26424th | |
| Roman numberals | ||
| Base 2 | 10010100111111100102 | 10010100111111110112 |
| Base 3 | 1201111201023 | 1201111202023 |
| Base 4 | 10221333024 | 10221333234 |
| Base 5 | 342310235 | 342310425 |
| Base 6 | 103124026 | 103124156 |
| Base 7 | 24104217 | 24104337 |
| Base 8 | 11237628 | 11237738 |
| Base 9 | 5145129 | 5145229 |
| Base 10 | 30513810 | 30514710 |
| Base 11 | 19928911 | 19929711 |
| Base 12 | 12870212 | 12870b12 |
| Base 13 | a8b7213 | a8b7b13 |
| Base 14 | 7d2b814 | 7d2c314 |
| Base 15 | 6062815 | 6063215 |
| Base 16 | 4a7f216 | 4a7fb16 |