Compare 138911 vs 138917
| Property | 138911 | 138917 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 311 × 44811 | 1389171 |
| Prime factorization | 31 × 4481 | 138917 |
| Divisors count | 4 | 2 |
| Divisors | 1, 31, 4481, 138911 | 1, 138917 |
| Number of properties | 1 | 6 |
| Additive primes | 5333rd | |
| Harmonic primes | 4853rd | |
| Isolated primes | 9722nd | |
| Primes | 12921st | |
| Pythagorean primes | 6433rd | |
| Semiprimes | 31948th | |
| Sexy primes (1st member) | 3187th | |
| Roman numberals | ||
| Base 2 | 1000011110100111112 | 1000011110101001012 |
| Base 3 | 210011122123 | 210011200023 |
| Base 4 | 2013221334 | 2013222114 |
| Base 5 | 134211215 | 134211325 |
| Base 6 | 25510356 | 25510456 |
| Base 7 | 11156637 | 11160027 |
| Base 8 | 4172378 | 4172458 |
| Base 9 | 2314859 | 2315029 |
| Base 10 | 13891110 | 13891710 |
| Base 11 | 9540311 | 9540911 |
| Base 12 | 6847b12 | 6848512 |
| Base 13 | 4b2c613 | 4b2cc13 |
| Base 14 | 388a314 | 388a914 |
| Base 15 | 2b25b15 | 2b26215 |
| Base 16 | 21e9f16 | 21ea516 |