Compare 390989 vs 391001
| Property | 390989 | 391001 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 3909891 | 131 × 191 × 15831 |
| Prime factorization | 390989 | 13 × 19 × 1583 |
| Divisors count | 2 | 8 |
| Divisors | 1, 390989 | 1, 13, 19, 247, 1583, 20579, 30077, 391001 |
| Number of properties | 3 | 0 |
| Chen primes | 13409th | |
| Primes | 33147th | |
| Twin primes (1st member) | 3731st | |
| Roman numberals | ||
| Base 2 | 10111110111010011012 | 10111110111010110012 |
| Base 3 | 2012121000023 | 2012121001123 |
| Base 4 | 11331310314 | 11331311214 |
| Base 5 | 1000024245 | 1000030015 |
| Base 6 | 122140456 | 122141056 |
| Base 7 | 32156247 | 32156427 |
| Base 8 | 13735158 | 13735318 |
| Base 9 | 6553029 | 6553159 |
| Base 10 | 39098910 | 39100110 |
| Base 11 | 24783511 | 24784611 |
| Base 12 | 16a32512 | 16a33512 |
| Base 13 | 108c7113 | 108c8013 |
| Base 14 | a26bb14 | a26c914 |
| Base 15 | 7acae15 | 7acbb15 |
| Base 16 | 5f74d16 | 5f75916 |