Compare 189381 vs 189391
| Property | 189381 | 189391 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 631271 | 1893911 |
| Prime factorization | 3 × 63127 | 189391 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 63127, 189381 | 1, 189391 |
| Number of properties | 1 | 4 |
| Additive primes | 6929th | |
| Chen primes | 7212th | |
| Primes | 17113th | |
| Semiprimes | 42950th | |
| Twin primes (2nd member) | 2069th | |
| Roman numberals | ||
| Base 2 | 1011100011110001012 | 1011100011110011112 |
| Base 3 | 1001212100103 | 1001212101113 |
| Base 4 | 2320330114 | 2320330334 |
| Base 5 | 220300115 | 220300315 |
| Base 6 | 40204336 | 40204516 |
| Base 7 | 14160637 | 14161067 |
| Base 8 | 5617058 | 5617178 |
| Base 9 | 3177039 | 3177149 |
| Base 10 | 18938110 | 18939110 |
| Base 11 | 11a31511 | 11a32411 |
| Base 12 | 9171912 | 9172712 |
| Base 13 | 6827a13 | 6828713 |
| Base 14 | 4d03314 | 4d03d14 |
| Base 15 | 3b1a615 | 3b1b115 |
| Base 16 | 2e3c516 | 2e3cf16 |