Compare 81894 vs 81899
| Property | 81894 | 81899 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 136491 | 818991 |
| Prime factorization | 2 × 3 × 13649 | 81899 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 13649, 27298, 40947, 81894 | 1, 81899 |
| Number of properties | 0 | 6 |
| Chen primes | 3611th | |
| Happy primes | 1240th | |
| Long primes | 3038th | |
| Primes | 8007th | |
| Safe primes | 573rd | |
| Twin primes (1st member) | 1030th | |
| Roman numberals | ||
| Base 2 | 100111111111001102 | 100111111111010112 |
| Base 3 | 110111000103 | 110111000223 |
| Base 4 | 1033332124 | 1033332234 |
| Base 5 | 101100345 | 101100445 |
| Base 6 | 14310506 | 14310556 |
| Base 7 | 4605217 | 4605267 |
| Base 8 | 2377468 | 2377538 |
| Base 9 | 1343039 | 1343089 |
| Base 10 | 8189410 | 8189910 |
| Base 11 | 5658a11 | 5659411 |
| Base 12 | 3b48612 | 3b48b12 |
| Base 13 | 2b37713 | 2b37c13 |
| Base 14 | 21bb814 | 21bbd14 |
| Base 15 | 193e915 | 193ee15 |
| Base 16 | 13fe616 | 13feb16 |