Compare 681019 vs 681221
| Property | 681019 | 681221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6810191 | 6812211 |
| Prime factorization | 681019 | 681221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 681019 | 1, 681221 |
| Number of properties | 2 | 4 |
| Chen primes | 21539th | |
| Isolated primes | 43260th | 43270th |
| Primes | 55141st | 55155th |
| Sophie germain primes | 5597th | |
| Roman numberals | ||
| Base 2 | 101001100100001110112 | 101001100101000001012 |
| Base 3 | 10211210112213 | 10211211101023 |
| Base 4 | 22121003234 | 22121100114 |
| Base 5 | 1332430345 | 1332443415 |
| Base 6 | 223325116 | 223334456 |
| Base 7 | 55343237 | 55350327 |
| Base 8 | 24620738 | 24624058 |
| Base 9 | 12471579 | 12474129 |
| Base 10 | 68101910 | 68122110 |
| Base 11 | 42572911 | 4258a211 |
| Base 12 | 28a13712 | 28a28512 |
| Base 13 | 1aac9113 | 1ab0b813 |
| Base 14 | 13a28314 | 13a38914 |
| Base 15 | d6bb415 | d6c9b15 |
| Base 16 | a643b16 | a650516 |