Compare 137121 vs 137131
| Property | 137121 | 137131 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 457071 | 1371311 |
| Prime factorization | 3 × 45707 | 137131 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 45707, 137121 | 1, 137131 |
| Number of properties | 1 | 5 |
| Emirps | 2641st | |
| Happy primes | 1990th | |
| Isolated primes | 9591st | |
| Long primes | 4778th | |
| Primes | 12768th | |
| Semiprimes | 31565th | |
| Roman numberals | ||
| Base 2 | 1000010111101000012 | 1000010111101010112 |
| Base 3 | 202220021203 | 202220022213 |
| Base 4 | 2011322014 | 2011322234 |
| Base 5 | 133414415 | 133420115 |
| Base 6 | 25344536 | 25345116 |
| Base 7 | 11105257 | 11105417 |
| Base 8 | 4136418 | 4136538 |
| Base 9 | 2280769 | 2280879 |
| Base 10 | 13712110 | 13713110 |
| Base 11 | 9402611 | 9403511 |
| Base 12 | 6742912 | 6743712 |
| Base 13 | 4a54a13 | 4a55713 |
| Base 14 | 37d8514 | 37d9114 |
| Base 15 | 2a96615 | 2a97115 |
| Base 16 | 217a116 | 217ab16 |