Compare 638161 vs 638173
| Property | 638161 | 638173 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6381611 | 531 × 120411 |
| Prime factorization | 638161 | 53 × 12041 |
| Divisors count | 2 | 4 |
| Divisors | 1, 638161 | 1, 53, 12041, 638173 |
| Number of properties | 3 | 1 |
| Lucky primes | 5964th | |
| Primes | 51954th | |
| Semiprimes | 136733rd | |
| Twin primes (2nd member) | 5622nd | |
| Roman numberals | ||
| Base 2 | 100110111100110100012 | 100110111100110111012 |
| Base 3 | 10121021011213 | 10121021020013 |
| Base 4 | 21233031014 | 21233031314 |
| Base 5 | 1304101215 | 1304101435 |
| Base 6 | 214022416 | 214023016 |
| Base 7 | 52653467 | 52653647 |
| Base 8 | 23363218 | 23363358 |
| Base 9 | 11723479 | 11723619 |
| Base 10 | 63816110 | 63817310 |
| Base 11 | 3a650711 | 3a651811 |
| Base 12 | 26938112 | 26939112 |
| Base 13 | 19461413 | 19462313 |
| Base 14 | 1287cd14 | 1287db14 |
| Base 15 | c914115 | c914d15 |
| Base 16 | 9bcd116 | 9bcdd16 |