Compare 538639 vs 538649
| Property | 538639 | 538649 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 531 × 101631 | 5386491 |
| Prime factorization | 53 × 10163 | 538649 |
| Divisors count | 4 | 2 |
| Divisors | 1, 53, 10163, 538639 | 1, 538649 |
| Number of properties | 1 | 4 |
| Chen primes | 17579th | |
| Primes | 44475th | |
| Semiprimes | 116279th | |
| Sophie germain primes | 4594th | |
| Twin primes (1st member) | 4862nd | |
| Roman numberals | ||
| Base 2 | 100000111000000011112 | 100000111000000110012 |
| Base 3 | 10001002121213 | 10001002122223 |
| Base 4 | 20032000334 | 20032001214 |
| Base 5 | 1142140245 | 1142140445 |
| Base 6 | 153134116 | 153134256 |
| Base 7 | 44022437 | 44022567 |
| Base 8 | 20340178 | 20340318 |
| Base 9 | 10107779 | 10107889 |
| Base 10 | 53863910 | 53864910 |
| Base 11 | 33876211 | 33877111 |
| Base 12 | 21b86712 | 21b87512 |
| Base 13 | 15b22a13 | 15b23713 |
| Base 14 | 10042314 | 10042d14 |
| Base 15 | a98e415 | a98ee15 |
| Base 16 | 8380f16 | 8381916 |