Compare 138661 vs 139021
| Property | 138661 | 139021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1386611 | 1390211 |
| Prime factorization | 138661 | 139021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138661 | 1, 139021 |
| Number of properties | 5 | 4 |
| Harmonic primes | 4845th | |
| Isolated primes | 9705th | 9728th |
| Long primes | 4824th | 4836th |
| Primes | 12902nd | 12927th |
| Pythagorean primes | 6424th | 6436th |
| Roman numberals | ||
| Base 2 | 1000011101101001012 | 1000011111000011012 |
| Base 3 | 210010121213 | 210012002213 |
| Base 4 | 2013122114 | 2013300314 |
| Base 5 | 134141215 | 134220415 |
| Base 6 | 25455416 | 25513416 |
| Base 7 | 11151557 | 11162117 |
| Base 8 | 4166458 | 4174158 |
| Base 9 | 2311779 | 2316279 |
| Base 10 | 13866110 | 13902110 |
| Base 11 | 951a611 | 954a311 |
| Base 12 | 682b112 | 6855112 |
| Base 13 | 4b16313 | 4b37c13 |
| Base 14 | 3876514 | 3894114 |
| Base 15 | 2b14115 | 2b2d115 |
| Base 16 | 21da516 | 21f0d16 |