Compare 19931 vs 19937
| Property | 19931 | 19937 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 191 × 10491 | 199371 |
| Prime factorization | 19 × 1049 | 19937 |
| Divisors count | 4 | 2 |
| Divisors | 1, 19, 1049, 19931 | 1, 19937 |
| Number of properties | 1 | 6 |
| Additive primes | 1047th | |
| Chen primes | 1108th | |
| Isolated primes | 1575th | |
| Primes | 2254th | |
| Pythagorean primes | 1120th | |
| Semiprimes | 5068th | |
| Ulam primes | 164th | |
| Roman numberals | ||
| Base 2 | 1001101110110112 | 1001101111000012 |
| Base 3 | 10001000123 | 10001001023 |
| Base 4 | 103131234 | 103132014 |
| Base 5 | 11142115 | 11142225 |
| Base 6 | 2321356 | 2321456 |
| Base 7 | 1120527 | 1120617 |
| Base 8 | 467338 | 467418 |
| Base 9 | 303059 | 303129 |
| Base 10 | 1993110 | 1993710 |
| Base 11 | 13a7a11 | 13a8511 |
| Base 12 | b64b12 | b65512 |
| Base 13 | 90c213 | 90c813 |
| Base 14 | 739914 | 73a114 |
| Base 15 | 5d8b15 | 5d9215 |
| Base 16 | 4ddb16 | 4de116 |