Compare 39980 vs 39983
| Property | 39980 | 39983 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 51 × 19991 | 399831 |
| Prime factorization | 2 × 2 × 5 × 1999 | 39983 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 5, 10, 20, 1999, 3998, 7996, 9995, 19990, 39980 | 1, 39983 |
| Number of properties | 0 | 9 |
| Cousin primes (2nd member) | 581st | |
| Emirps | 979th | |
| Isolated primes | 3021st | |
| Long primes | 1586th | |
| Primes | 4202nd | |
| Safe primes | 326th | |
| Sexy primes (1st member) | 1194th | |
| Sophie germain primes | 564th | |
| Ulam primes | 324th | |
| Roman numberals | ||
| Base 2 | 10011100001011002 | 10011100001011112 |
| Base 3 | 20002112023 | 20002112123 |
| Base 4 | 213002304 | 213002334 |
| Base 5 | 22344105 | 22344135 |
| Base 6 | 5050326 | 5050356 |
| Base 7 | 2243637 | 2243667 |
| Base 8 | 1160548 | 1160578 |
| Base 9 | 607529 | 607559 |
| Base 10 | 3998010 | 3998310 |
| Base 11 | 2804611 | 2804911 |
| Base 12 | 1b17812 | 1b17b12 |
| Base 13 | 1527513 | 1527813 |
| Base 14 | 107da14 | 107dd14 |
| Base 15 | bca515 | bca815 |
| Base 16 | 9c2c16 | 9c2f16 |