Compare 51254 vs 51257
| Property | 51254 | 51257 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 72 × 5231 | 512571 |
| Prime factorization | 2 × 7 × 7 × 523 | 51257 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 7, 14, 49, 98, 523, 1046, 3661, 7322, 25627, 51254 | 1, 51257 |
| Number of properties | 0 | 8 |
| Chen primes | 2443rd | |
| Harmonic primes | 1955th | |
| Isolated primes | 3810th | |
| Long primes | 1993rd | |
| Primes | 5245th | |
| Pythagorean primes | 2605th | |
| Sexy primes (1st member) | 1443rd | |
| Ulam primes | 388th | |
| Roman numberals | ||
| Base 2 | 11001000001101102 | 11001000001110012 |
| Base 3 | 21210220223 | 21210221023 |
| Base 4 | 302003124 | 302003214 |
| Base 5 | 31200045 | 31200125 |
| Base 6 | 10331426 | 10331456 |
| Base 7 | 3023007 | 3023037 |
| Base 8 | 1440668 | 1440718 |
| Base 9 | 772689 | 772729 |
| Base 10 | 5125410 | 5125710 |
| Base 11 | 3556511 | 3556811 |
| Base 12 | 257b212 | 257b512 |
| Base 13 | 1a43813 | 1a43b13 |
| Base 14 | 1497014 | 1497314 |
| Base 15 | 102be15 | 102c215 |
| Base 16 | c83616 | c83916 |