Compare 201881 vs 201887
| Property | 201881 | 201887 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2018811 | 71 × 1511 × 1911 |
| Prime factorization | 201881 | 7 × 151 × 191 |
| Divisors count | 2 | 8 |
| Divisors | 1, 201881 | 1, 7, 151, 191, 1057, 1337, 28841, 201887 |
| Number of properties | 4 | 0 |
| Chen primes | 7583rd | |
| Isolated primes | 13790th | |
| Primes | 18135th | |
| Pythagorean primes | 9053rd | |
| Roman numberals | ||
| Base 2 | 1100010100100110012 | 1100010100100111112 |
| Base 3 | 1010202210023 | 1010202210223 |
| Base 4 | 3011021214 | 3011021334 |
| Base 5 | 224300115 | 224300225 |
| Base 6 | 41543456 | 41543556 |
| Base 7 | 15004017 | 15004107 |
| Base 8 | 6122318 | 6122378 |
| Base 9 | 3368329 | 3368389 |
| Base 10 | 20188110 | 20188710 |
| Base 11 | 12874911 | 12875411 |
| Base 12 | 989b512 | 989bb12 |
| Base 13 | 70b7413 | 70b7a13 |
| Base 14 | 5380114 | 5380714 |
| Base 15 | 3ec3b15 | 3ec4215 |
| Base 16 | 3149916 | 3149f16 |