Compare 81894 vs 81901
| Property | 81894 | 81901 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 136491 | 819011 |
| Prime factorization | 2 × 3 × 13649 | 81901 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 13649, 27298, 40947, 81894 | 1, 81901 |
| Number of properties | 0 | 6 |
| Additive primes | 3325th | |
| Harmonic primes | 3021st | |
| Long primes | 3039th | |
| Primes | 8008th | |
| Pythagorean primes | 3991st | |
| Twin primes (2nd member) | 1030th | |
| Roman numberals | ||
| Base 2 | 100111111111001102 | 100111111111011012 |
| Base 3 | 110111000103 | 110111001013 |
| Base 4 | 1033332124 | 1033332314 |
| Base 5 | 101100345 | 101101015 |
| Base 6 | 14310506 | 14311016 |
| Base 7 | 4605217 | 4605317 |
| Base 8 | 2377468 | 2377558 |
| Base 9 | 1343039 | 1343119 |
| Base 10 | 8189410 | 8190110 |
| Base 11 | 5658a11 | 5659611 |
| Base 12 | 3b48612 | 3b49112 |
| Base 13 | 2b37713 | 2b38113 |
| Base 14 | 21bb814 | 21bc114 |
| Base 15 | 193e915 | 1940115 |
| Base 16 | 13fe616 | 13fed16 |