Compare 689891 vs 690139
| Property | 689891 | 690139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6898911 | 6901391 |
| Prime factorization | 689891 | 690139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 689891 | 1, 690139 |
| Number of properties | 4 | 6 |
| Additive primes | 21765th | |
| Chen primes | 21770th | 21777th |
| Cousin primes (1st member) | 6015th | |
| Happy primes | 7914th | |
| Isolated primes | 43838th | |
| Primes | 55804th | 55823rd |
| Super primes | 5666th | |
| Twin primes (1st member) | 5992nd | |
| Roman numberals | ||
| Base 2 | 101010000110111000112 | 101010000111110110112 |
| Base 3 | 10220011001123 | 10220012002013 |
| Base 4 | 22201232034 | 22201331234 |
| Base 5 | 1340340315 | 1340410245 |
| Base 6 | 224415356 | 224430316 |
| Base 7 | 56022267 | 56030327 |
| Base 8 | 25033438 | 25037338 |
| Base 9 | 12613159 | 12616219 |
| Base 10 | 68989110 | 69013910 |
| Base 11 | 43136411 | 43156a11 |
| Base 12 | 2932ab12 | 29347712 |
| Base 13 | 1b202713 | 1b218813 |
| Base 14 | 13d5bd14 | 13d71914 |
| Base 15 | d962b15 | d974415 |
| Base 16 | a86e316 | a87db16 |