Compare 126681 vs 126691
| Property | 126681 | 126691 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 422271 | 1266911 |
| Prime factorization | 3 × 42227 | 126691 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 42227, 126681 | 1, 126691 |
| Number of properties | 1 | 4 |
| Cuban primes 1 | 72nd | |
| Isolated primes | 8911th | |
| Primes | 11878th | |
| Semiprimes | 29292nd | |
| Ulam primes | 828th | |
| Roman numberals | ||
| Base 2 | 111101110110110012 | 111101110111000112 |
| Base 3 | 201022022203 | 201022100213 |
| Base 4 | 1323231214 | 1323232034 |
| Base 5 | 130232115 | 130232315 |
| Base 6 | 24142536 | 24143116 |
| Base 7 | 10352227 | 10352357 |
| Base 8 | 3673318 | 3673438 |
| Base 9 | 2126869 | 2127079 |
| Base 10 | 12668110 | 12669110 |
| Base 11 | 871a511 | 8720411 |
| Base 12 | 6138912 | 6139712 |
| Base 13 | 4587913 | 4588613 |
| Base 14 | 3424914 | 3425514 |
| Base 15 | 2780615 | 2781115 |
| Base 16 | 1eed916 | 1eee316 |