Compare 61981 vs 61982
| Property | 61981 | 61982 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 619811 | 21 × 171 × 18231 |
| Prime factorization | 61981 | 2 × 17 × 1823 |
| Divisors count | 2 | 8 |
| Divisors | 1, 61981 | 1, 2, 17, 34, 1823, 3646, 30991, 61982 |
| Number of properties | 4 | 0 |
| Primes | 6230th | |
| Pythagorean primes | 3107th | |
| Sexy primes (1st member) | 1675th | |
| Twin primes (2nd member) | 827th | |
| Roman numberals | ||
| Base 2 | 11110010000111012 | 11110010000111102 |
| Base 3 | 100110001213 | 100110001223 |
| Base 4 | 330201314 | 330201324 |
| Base 5 | 34404115 | 34404125 |
| Base 6 | 11545416 | 11545426 |
| Base 7 | 3454637 | 3454647 |
| Base 8 | 1710358 | 1710368 |
| Base 9 | 1040179 | 1040189 |
| Base 10 | 6198110 | 6198210 |
| Base 11 | 4262711 | 4262811 |
| Base 12 | 2ba5112 | 2ba5212 |
| Base 13 | 2229a13 | 2229b13 |
| Base 14 | 1883314 | 1883414 |
| Base 15 | 1357115 | 1357215 |
| Base 16 | f21d16 | f21e16 |