Compare 680809 vs 681221
| Property | 680809 | 681221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6808091 | 6812211 |
| Prime factorization | 680809 | 681221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 680809 | 1, 681221 |
| Number of properties | 6 | 4 |
| Additive primes | 21504th | |
| Chen primes | 21529th | 21539th |
| Isolated primes | 43248th | 43270th |
| Lucky primes | 6286th | |
| Primes | 55125th | 55155th |
| Sexy primes (2nd member) | 11859th | |
| Sophie germain primes | 5597th | |
| Roman numberals | ||
| Base 2 | 101001100011011010012 | 101001100101000001012 |
| Base 3 | 10211202200113 | 10211211101023 |
| Base 4 | 22120312214 | 22121100114 |
| Base 5 | 1332412145 | 1332443415 |
| Base 6 | 223315216 | 223334456 |
| Base 7 | 55336037 | 55350327 |
| Base 8 | 24615518 | 24624058 |
| Base 9 | 12468049 | 12474129 |
| Base 10 | 68080910 | 68122110 |
| Base 11 | 42555811 | 4258a211 |
| Base 12 | 289ba112 | 28a28512 |
| Base 13 | 1aab5c13 | 1ab0b813 |
| Base 14 | 13a17314 | 13a38914 |
| Base 15 | d6ac415 | d6c9b15 |
| Base 16 | a636916 | a650516 |