Compare 189391 vs 189421
| Property | 189391 | 189421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1893911 | 1894211 |
| Prime factorization | 189391 | 189421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 189391 | 1, 189421 |
| Number of properties | 4 | 5 |
| Additive primes | 6929th | |
| Chen primes | 7212th | |
| Emirps | 3983rd | |
| Happy primes | 2632nd | |
| Isolated primes | 12979th | |
| Primes | 17113th | 17116th |
| Pythagorean primes | 8538th | |
| Twin primes (2nd member) | 2069th | |
| Roman numberals | ||
| Base 2 | 1011100011110011112 | 1011100011111011012 |
| Base 3 | 1001212101113 | 1001212111213 |
| Base 4 | 2320330334 | 2320332314 |
| Base 5 | 220300315 | 220301415 |
| Base 6 | 40204516 | 40205416 |
| Base 7 | 14161067 | 14161517 |
| Base 8 | 5617178 | 5617558 |
| Base 9 | 3177149 | 3177479 |
| Base 10 | 18939110 | 18942110 |
| Base 11 | 11a32411 | 11a35111 |
| Base 12 | 9172712 | 9175112 |
| Base 13 | 6828713 | 682ab13 |
| Base 14 | 4d03d14 | 4d06114 |
| Base 15 | 3b1b115 | 3b1d115 |
| Base 16 | 2e3cf16 | 2e3ed16 |