Compare 138239 vs 139883
| Property | 138239 | 139883 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1382391 | 1398831 |
| Prime factorization | 138239 | 139883 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138239 | 1, 139883 |
| Number of properties | 5 | 6 |
| Chen primes | 5543rd | |
| Emirps | 2702nd | |
| Harmonic primes | 4828th | |
| Isolated primes | 9785th | |
| Left-truncatable primes | 355th | |
| Primes | 12861st | 12998th |
| Safe primes | 871st | 878th |
| Sophie germain primes | 1553rd | |
| Twin primes (1st member) | 1595th | |
| Roman numberals | ||
| Base 2 | 1000011011111111112 | 1000100010011010112 |
| Base 3 | 210001212223 | 210022122123 |
| Base 4 | 2012333334 | 2020212234 |
| Base 5 | 134104245 | 134340135 |
| Base 6 | 25435556 | 25553356 |
| Base 7 | 11140137 | 11215527 |
| Base 8 | 4157778 | 4211538 |
| Base 9 | 2305589 | 2327859 |
| Base 10 | 13823910 | 13988310 |
| Base 11 | 9495211 | 9610711 |
| Base 12 | 67bbb12 | 68b4b12 |
| Base 13 | 4abca13 | 4b89313 |
| Base 14 | 3854314 | 38d9914 |
| Base 15 | 2ae5e15 | 2b6a815 |
| Base 16 | 21bff16 | 2226b16 |