Compare 820129 vs 820223
| Property | 820129 | 820223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8201291 | 8202231 |
| Prime factorization | 820129 | 820223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 820129 | 1, 820223 |
| Number of properties | 3 | 4 |
| Additive primes | 25285th | |
| Cousin primes (1st member) | 6926th | |
| Isolated primes | 51637th | 51644th |
| Primes | 65424th | 65431st |
| Sophie germain primes | 6570th | |
| Roman numberals | ||
| Base 2 | 110010000011101000012 | 110010000011111111112 |
| Base 3 | 11122000000113 | 11122000101223 |
| Base 4 | 30200322014 | 30200333334 |
| Base 5 | 2022210045 | 2022213435 |
| Base 6 | 253245216 | 253251556 |
| Base 7 | 66540227 | 66542157 |
| Base 8 | 31016418 | 31017778 |
| Base 9 | 14800049 | 14801189 |
| Base 10 | 82012910 | 82022310 |
| Base 11 | 5101a211 | 51027811 |
| Base 12 | 33674112 | 3367bb12 |
| Base 13 | 2293ab13 | 22945113 |
| Base 14 | 174c4914 | 174cb514 |
| Base 15 | 11300415 | 11306815 |
| Base 16 | c83a116 | c83ff16 |