Compare 28857 vs 28867
| Property | 28857 | 28867 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 96191 | 288671 |
| Prime factorization | 3 × 9619 | 28867 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 9619, 28857 | 1, 28867 |
| Number of properties | 1 | 6 |
| Additive primes | 1433rd | |
| Chen primes | 1518th | |
| Cousin primes (1st member) | 458th | |
| Isolated primes | 2228th | |
| Lucky primes | 488th | |
| Primes | 3143rd | |
| Semiprimes | 7175th | |
| Roman numberals | ||
| Base 2 | 1110000101110012 | 1110000110000112 |
| Base 3 | 11101202103 | 11101210113 |
| Base 4 | 130023214 | 130030034 |
| Base 5 | 14104125 | 14104325 |
| Base 6 | 3413336 | 3413516 |
| Base 7 | 1500637 | 1501067 |
| Base 8 | 702718 | 703038 |
| Base 9 | 435239 | 435349 |
| Base 10 | 2885710 | 2886710 |
| Base 11 | 1a75411 | 1a76311 |
| Base 12 | 1484912 | 1485712 |
| Base 13 | 1019a13 | 101a713 |
| Base 14 | a73314 | a73d14 |
| Base 15 | 883c15 | 884715 |
| Base 16 | 70b916 | 70c316 |