Compare 30391 vs 30393
| Property | 30391 | 30393 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 303911 | 32 × 111 × 3071 |
| Prime factorization | 30391 | 3 × 3 × 11 × 307 |
| Divisors count | 2 | 12 |
| Divisors | 1, 30391 | 1, 3, 9, 11, 33, 99, 307, 921, 2763, 3377, 10131, 30393 |
| Number of properties | 4 | 0 |
| Happy primes | 540th | |
| Harmonic primes | 1224th | |
| Primes | 3284th | |
| Twin primes (2nd member) | 472nd | |
| Roman numberals | ||
| Base 2 | 1110110101101112 | 1110110101110012 |
| Base 3 | 11122001213 | 11122002003 |
| Base 4 | 131223134 | 131223214 |
| Base 5 | 14330315 | 14330335 |
| Base 6 | 3524116 | 3524136 |
| Base 7 | 1544147 | 1544167 |
| Base 8 | 732678 | 732718 |
| Base 9 | 456179 | 456209 |
| Base 10 | 3039110 | 3039310 |
| Base 11 | 2091911 | 2092011 |
| Base 12 | 1570712 | 1570912 |
| Base 13 | 10aaa13 | 10aac13 |
| Base 14 | b10b14 | b10d14 |
| Base 15 | 901115 | 901315 |
| Base 16 | 76b716 | 76b916 |