Compare 136 vs 139
| Property | 136 | 139 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 23 × 171 | 1391 |
| Prime factorization | 2 × 2 × 2 × 17 | 139 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 4, 8, 17, 34, 68, 136 | 1, 139 |
| Number of properties | 0 | 6 |
| Additive primes | 19th | |
| Chen primes | 28th | |
| Happy primes | 10th | |
| Harmonic primes | 11th | |
| Primes | 34th | |
| Twin primes (2nd member) | 11th | |
| Roman numberals | CXXXVI | CXXXIX |
| Base 2 | 100010002 | 100010112 |
| Base 3 | 120013 | 120113 |
| Base 4 | 20204 | 20234 |
| Base 5 | 10215 | 10245 |
| Base 6 | 3446 | 3516 |
| Base 7 | 2537 | 2567 |
| Base 8 | 2108 | 2138 |
| Base 9 | 1619 | 1649 |
| Base 10 | 13610 | 13910 |
| Base 11 | 11411 | 11711 |
| Base 12 | b412 | b712 |
| Base 13 | a613 | a913 |
| Base 14 | 9a14 | 9d14 |
| Base 15 | 9115 | 9415 |
| Base 16 | 8816 | 8b16 |