Compare 689081 vs 689091
| Property | 689081 | 689091 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6890811 | 31 × 131 × 176691 |
| Prime factorization | 689081 | 3 × 13 × 17669 |
| Divisors count | 2 | 8 |
| Divisors | 1, 689081 | 1, 3, 13, 39, 17669, 53007, 229697, 689091 |
| Number of properties | 5 | 0 |
| Chen primes | 21747th | |
| Cousin primes (2nd member) | 6003rd | |
| Isolated primes | 43768th | |
| Primes | 55743rd | |
| Sophie germain primes | 5647th | |
| Roman numberals | ||
| Base 2 | 101010000011101110012 | 101010000011110000112 |
| Base 3 | 10220000201123 | 10220000202203 |
| Base 4 | 22200323214 | 22200330034 |
| Base 5 | 1340223115 | 1340223315 |
| Base 6 | 224341056 | 224341236 |
| Base 7 | 55666617 | 56000047 |
| Base 8 | 25016718 | 25017038 |
| Base 9 | 12602159 | 12602269 |
| Base 10 | 68908110 | 68909110 |
| Base 11 | 43079811 | 4307a711 |
| Base 12 | 29293512 | 29294312 |
| Base 13 | 1b185313 | 1b186013 |
| Base 14 | 13d1a114 | 13d1ab14 |
| Base 15 | d928b15 | d929615 |
| Base 16 | a83b916 | a83c316 |