Compare 381989 vs 381998
| Property | 381989 | 381998 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 3819891 | 21 × 3891 × 4911 |
| Prime factorization | 381989 | 2 × 389 × 491 |
| Divisors count | 2 | 8 |
| Divisors | 1, 381989 | 1, 2, 389, 491, 778, 982, 190999, 381998 |
| Number of properties | 3 | 0 |
| Chen primes | 13141st | |
| Primes | 32447th | |
| Twin primes (1st member) | 3662nd | |
| Roman numberals | ||
| Base 2 | 10111010100001001012 | 10111010100001011102 |
| Base 3 | 2011012222023 | 2011020000023 |
| Base 4 | 11311002114 | 11311002324 |
| Base 5 | 442104245 | 442104435 |
| Base 6 | 121042456 | 121043026 |
| Base 7 | 31504467 | 31504617 |
| Base 8 | 13520458 | 13520568 |
| Base 9 | 6418829 | 6420029 |
| Base 10 | 38198910 | 38199810 |
| Base 11 | 240aa311 | 24100111 |
| Base 12 | 16508512 | 16509212 |
| Base 13 | 104b3a13 | 104b4613 |
| Base 14 | 9d2cd14 | 9d2d814 |
| Base 15 | 782ae15 | 782b815 |
| Base 16 | 5d42516 | 5d42e16 |