Compare 137 vs 146
| Property | 137 | 146 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1371 | 21 × 731 |
| Prime factorization | 137 | 2 × 73 |
| Divisors count | 2 | 4 |
| Divisors | 1, 137 | 1, 2, 73, 146 |
| Number of properties | 8 | 1 |
| Additive primes | 18th | |
| Chen primes | 27th | |
| Left-truncatable primes | 17th | |
| Primes | 33rd | |
| Pythagorean primes | 15th | |
| Semiprimes | 50th | |
| Sexy primes (2nd member) | 20th | |
| Solinas primes | 24th | |
| Twin primes (1st member) | 11th | |
| Roman numberals | CXXXVII | CXLVI |
| Base 2 | 100010012 | 100100102 |
| Base 3 | 120023 | 121023 |
| Base 4 | 20214 | 21024 |
| Base 5 | 10225 | 10415 |
| Base 6 | 3456 | 4026 |
| Base 7 | 2547 | 2667 |
| Base 8 | 2118 | 2228 |
| Base 9 | 1629 | 1729 |
| Base 10 | 13710 | 14610 |
| Base 11 | 11511 | 12311 |
| Base 12 | b512 | 10212 |
| Base 13 | a713 | b313 |
| Base 14 | 9b14 | a614 |
| Base 15 | 9215 | 9b15 |
| Base 16 | 8916 | 9216 |