Compare 19937 vs 20399
| Property | 19937 | 20399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199371 | 203991 |
| Prime factorization | 19937 | 20399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19937 | 1, 20399 |
| Number of properties | 6 | 6 |
| Additive primes | 1047th | 1071st |
| Chen primes | 1108th | 1133rd |
| Isolated primes | 1575th | 1614th |
| Primes | 2254th | 2305th |
| Pythagorean primes | 1120th | |
| Sexy primes (2nd member) | 705th | |
| Ulam primes | 164th | 169th |
| Roman numberals | ||
| Base 2 | 1001101111000012 | 1001111101011112 |
| Base 3 | 10001001023 | 10002221123 |
| Base 4 | 103132014 | 103322334 |
| Base 5 | 11142225 | 11230445 |
| Base 6 | 2321456 | 2342356 |
| Base 7 | 1120617 | 1133217 |
| Base 8 | 467418 | 476578 |
| Base 9 | 303129 | 308759 |
| Base 10 | 1993710 | 2039910 |
| Base 11 | 13a8511 | 1436511 |
| Base 12 | b65512 | b97b12 |
| Base 13 | 90c813 | 939213 |
| Base 14 | 73a114 | 761114 |
| Base 15 | 5d9215 | 609e15 |
| Base 16 | 4de116 | 4faf16 |