Compare 51123 vs 51131
| Property | 51123 | 51131 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 170411 | 511311 |
| Prime factorization | 3 × 17041 | 51131 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 17041, 51123 | 1, 51131 |
| Number of properties | 1 | 10 |
| Additive primes | 2292nd | |
| Chen primes | 2437th | |
| Good primes | 449th | |
| Harmonic primes | 1953rd | |
| Long primes | 1989th | |
| Primes | 5231st | |
| Prime triplets (1st member) | 324th | |
| Semiprimes | 12372nd | |
| Sexy primes (1st member) | 1439th | |
| Super primes | 695th | |
| Twin primes (1st member) | 716th | |
| Roman numberals | ||
| Base 2 | 11000111101100112 | 11000111101110112 |
| Base 3 | 21210101103 | 21210102023 |
| Base 4 | 301323034 | 301323234 |
| Base 5 | 31134435 | 31140115 |
| Base 6 | 10324036 | 10324156 |
| Base 7 | 3020227 | 3020337 |
| Base 8 | 1436638 | 1436738 |
| Base 9 | 771139 | 771229 |
| Base 10 | 5112310 | 5113110 |
| Base 11 | 3545611 | 3546311 |
| Base 12 | 2570312 | 2570b12 |
| Base 13 | 1a36713 | 1a37213 |
| Base 14 | 148b914 | 148c314 |
| Base 15 | 1023315 | 1023b15 |
| Base 16 | c7b316 | c7bb16 |