Compare 138239 vs 138247
| Property | 138239 | 138247 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1382391 | 1382471 |
| Prime factorization | 138239 | 138247 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138239 | 1, 138247 |
| Number of properties | 5 | 5 |
| Chen primes | 5543rd | |
| Cousin primes (1st member) | 1588th | |
| Harmonic primes | 4828th | |
| Isolated primes | 9674th | |
| Long primes | 4812th | |
| Primes | 12861st | 12863rd |
| Safe primes | 871st | |
| Sexy primes (2nd member) | 3174th | |
| Twin primes (1st member) | 1595th | |
| Roman numberals | ||
| Base 2 | 1000011011111111112 | 1000011100000001112 |
| Base 3 | 210001212223 | 210001220213 |
| Base 4 | 2012333334 | 2013000134 |
| Base 5 | 134104245 | 134104425 |
| Base 6 | 25435556 | 25440116 |
| Base 7 | 11140137 | 11140247 |
| Base 8 | 4157778 | 4160078 |
| Base 9 | 2305589 | 2305679 |
| Base 10 | 13823910 | 13824710 |
| Base 11 | 9495211 | 9495a11 |
| Base 12 | 67bbb12 | 6800712 |
| Base 13 | 4abca13 | 4ac0513 |
| Base 14 | 3854314 | 3854b14 |
| Base 15 | 2ae5e15 | 2ae6715 |
| Base 16 | 21bff16 | 21c0716 |