Compare 138491 vs 138497
| Property | 138491 | 138497 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 191 × 371 × 1971 | 1384971 |
| Prime factorization | 19 × 37 × 197 | 138497 |
| Divisors count | 8 | 2 |
| Divisors | 1, 19, 37, 197, 703, 3743, 7289, 138491 | 1, 138497 |
| Number of properties | 0 | 7 |
| Chen primes | 5551st | |
| Cousin primes (2nd member) | 1591st | |
| Emirps | 2668th | |
| Isolated primes | 9690th | |
| Long primes | 4818th | |
| Primes | 12885th | |
| Pythagorean primes | 6415th | |
| Roman numberals | ||
| Base 2 | 1000011100111110112 | 1000011101000000012 |
| Base 3 | 210002220223 | 210002221123 |
| Base 4 | 2013033234 | 2013100014 |
| Base 5 | 134124315 | 134124425 |
| Base 6 | 25450556 | 25451056 |
| Base 7 | 11145237 | 11145327 |
| Base 8 | 4163738 | 4164018 |
| Base 9 | 2308689 | 2308759 |
| Base 10 | 13849110 | 13849710 |
| Base 11 | 9506111 | 9506711 |
| Base 12 | 6818b12 | 6819512 |
| Base 13 | 4b06213 | 4b06813 |
| Base 14 | 3868314 | 3868914 |
| Base 15 | 2b07b15 | 2b08215 |
| Base 16 | 21cfb16 | 21d0116 |