Compare 61970 vs 61981
| Property | 61970 | 61981 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 61971 | 619811 |
| Prime factorization | 2 × 5 × 6197 | 61981 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 6197, 12394, 30985, 61970 | 1, 61981 |
| Number of properties | 0 | 4 |
| Primes | 6230th | |
| Pythagorean primes | 3107th | |
| Sexy primes (1st member) | 1675th | |
| Twin primes (2nd member) | 827th | |
| Roman numberals | ||
| Base 2 | 11110010000100102 | 11110010000111012 |
| Base 3 | 100110000123 | 100110001213 |
| Base 4 | 330201024 | 330201314 |
| Base 5 | 34403405 | 34404115 |
| Base 6 | 11545226 | 11545416 |
| Base 7 | 3454467 | 3454637 |
| Base 8 | 1710228 | 1710358 |
| Base 9 | 1040059 | 1040179 |
| Base 10 | 6197010 | 6198110 |
| Base 11 | 4261711 | 4262711 |
| Base 12 | 2ba4212 | 2ba5112 |
| Base 13 | 2228c13 | 2229a13 |
| Base 14 | 1882614 | 1883314 |
| Base 15 | 1356515 | 1357115 |
| Base 16 | f21216 | f21d16 |