Compare 490913 vs 490991
| Property | 490913 | 490991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4909131 | 4909911 |
| Prime factorization | 490913 | 490991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 490913 | 1, 490991 |
| Number of properties | 4 | 4 |
| Chen primes | 16237th | |
| Happy primes | 5980th | |
| Isolated primes | 31845th | |
| Primes | 40834th | 40843rd |
| Sophie germain primes | 4262nd | |
| Twin primes (1st member) | 4498th | |
| Ulam primes | 2987th | |
| Roman numberals | ||
| Base 2 | 11101111101101000012 | 11101111101111011112 |
| Base 3 | 2202211012223 | 2202211112123 |
| Base 4 | 13133122014 | 13133132334 |
| Base 5 | 1112021235 | 1112024315 |
| Base 6 | 143044256 | 143050356 |
| Base 7 | 41131437 | 41133147 |
| Base 8 | 16766418 | 16767578 |
| Base 9 | 8273589 | 8274559 |
| Base 10 | 49091310 | 49099110 |
| Base 11 | 30591511 | 30598611 |
| Base 12 | 1b811512 | 1b817b12 |
| Base 13 | 1425a713 | 14263713 |
| Base 14 | cac9314 | cad0b14 |
| Base 15 | 9a6c815 | 9a72b15 |
| Base 16 | 77da116 | 77def16 |