Compare 129886 vs 129887
| Property | 129886 | 129887 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 1011 × 6431 | 1298871 |
| Prime factorization | 2 × 101 × 643 | 129887 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 101, 202, 643, 1286, 64943, 129886 | 1, 129887 |
| Number of properties | 0 | 6 |
| Chen primes | 5251st | |
| Happy primes | 1894th | |
| Isolated primes | 9119th | |
| Long primes | 4558th | |
| Primes | 12150th | |
| Sexy primes (1st member) | 3014th | |
| Roman numberals | ||
| Base 2 | 111111011010111102 | 111111011010111112 |
| Base 3 | 201210111213 | 201210111223 |
| Base 4 | 1332311324 | 1332311334 |
| Base 5 | 131240215 | 131240225 |
| Base 6 | 24411546 | 24411556 |
| Base 7 | 10504517 | 10504527 |
| Base 8 | 3755368 | 3755378 |
| Base 9 | 2171479 | 2171489 |
| Base 10 | 12988610 | 12988710 |
| Base 11 | 8964911 | 8964a11 |
| Base 12 | 631ba12 | 631bb12 |
| Base 13 | 4717313 | 4717413 |
| Base 14 | 3549814 | 3549914 |
| Base 15 | 2874115 | 2874215 |
| Base 16 | 1fb5e16 | 1fb5f16 |