Compare 638147 vs 638161
| Property | 638147 | 638161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6381471 | 6381611 |
| Prime factorization | 638147 | 638161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 638147 | 1, 638161 |
| Number of properties | 4 | 3 |
| Additive primes | 20309th | |
| Chen primes | 20327th | |
| Isolated primes | 40711th | |
| Lucky primes | 5964th | |
| Primes | 51952nd | 51954th |
| Twin primes (2nd member) | 5622nd | |
| Roman numberals | ||
| Base 2 | 100110111100110000112 | 100110111100110100012 |
| Base 3 | 10121021010023 | 10121021011213 |
| Base 4 | 21233030034 | 21233031014 |
| Base 5 | 1304100425 | 1304101215 |
| Base 6 | 214022156 | 214022416 |
| Base 7 | 52653267 | 52653467 |
| Base 8 | 23363038 | 23363218 |
| Base 9 | 11723329 | 11723479 |
| Base 10 | 63814710 | 63816110 |
| Base 11 | 3a64a411 | 3a650711 |
| Base 12 | 26936b12 | 26938112 |
| Base 13 | 19460313 | 19461413 |
| Base 14 | 1287bd14 | 1287cd14 |
| Base 15 | c913215 | c914115 |
| Base 16 | 9bcc316 | 9bcd116 |