Compare 671981 vs 672167
| Property | 671981 | 672167 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6719811 | 6721671 |
| Prime factorization | 671981 | 672167 |
| Divisors count | 2 | 2 |
| Divisors | 1, 671981 | 1, 672167 |
| Number of properties | 4 | 4 |
| Additive primes | 21273rd | |
| Chen primes | 21283rd | 21289th |
| Isolated primes | 42718th | |
| Primes | 54459th | 54476th |
| Sophie germain primes | 5538th | |
| Twin primes (1st member) | 5873rd | |
| Roman numberals | ||
| Base 2 | 101001000000111011012 | 101001000001101001112 |
| Base 3 | 10210102100123 | 10210110010023 |
| Base 4 | 22100032314 | 22100122134 |
| Base 5 | 1330004115 | 1330021325 |
| Base 6 | 222230056 | 222235156 |
| Base 7 | 54660627 | 54664467 |
| Base 8 | 24403558 | 24406478 |
| Base 9 | 12337059 | 12340329 |
| Base 10 | 67198110 | 67216710 |
| Base 11 | 41996211 | 41a01111 |
| Base 12 | 284a6512 | 284b9b12 |
| Base 13 | 1a6b2b13 | 1a6c4213 |
| Base 14 | 136c6914 | 136d5d14 |
| Base 15 | d418b15 | d426215 |
| Base 16 | a40ed16 | a41a716 |