Compare 161969 vs 161970
| Property | 161969 | 161970 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 1619691 | 21 × 31 × 51 × 53991 |
| Prime factorization | 161969 | 2 × 3 × 5 × 5399 |
| Divisors count | 2 | 16 |
| Divisors | 1, 161969 | 1, 2, 3, 5, 6, 10, 15, 30, 5399, 10798, 16197, 26995, 32394, 53990, 80985, 161970 |
| Number of properties | 5 | 0 |
| Chen primes | 6330th | |
| Happy primes | 2299th | |
| Primes | 14848th | |
| Pythagorean primes | 7402nd | |
| Twin primes (1st member) | 1822nd | |
| Roman numberals | ||
| Base 2 | 1001111000101100012 | 1001111000101100102 |
| Base 3 | 220200112123 | 220200112203 |
| Base 4 | 2132023014 | 2132023024 |
| Base 5 | 201403345 | 201403405 |
| Base 6 | 32455056 | 32455106 |
| Base 7 | 12431337 | 12431347 |
| Base 8 | 4742618 | 4742628 |
| Base 9 | 2661559 | 2661569 |
| Base 10 | 16196910 | 16197010 |
| Base 11 | 10076511 | 10076611 |
| Base 12 | 7989512 | 7989612 |
| Base 13 | 5895213 | 5895313 |
| Base 14 | 4305314 | 4305414 |
| Base 15 | 32ece15 | 32ed015 |
| Base 16 | 278b116 | 278b216 |