Compare 1627 vs 1639
| Property | 1627 | 1639 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 16271 | 111 × 1491 |
| Prime factorization | 1627 | 11 × 149 |
| Divisors count | 2 | 4 |
| Divisors | 1, 1627 | 1, 11, 149, 1639 |
| Number of properties | 4 | 1 |
| Harmonic primes | 90th | |
| Isolated primes | 155th | |
| Primes | 258th | |
| Semiprimes | 469th | |
| Sexy primes (2nd member) | 111th | |
| Roman numberals | MDCXXVII | MDCXXXIX |
| Base 2 | 110010110112 | 110011001112 |
| Base 3 | 20200213 | 20202013 |
| Base 4 | 1211234 | 1212134 |
| Base 5 | 230025 | 230245 |
| Base 6 | 113116 | 113316 |
| Base 7 | 45137 | 45317 |
| Base 8 | 31338 | 31478 |
| Base 9 | 22079 | 22219 |
| Base 10 | 162710 | 163910 |
| Base 11 | 124a11 | 126011 |
| Base 12 | b3712 | b4712 |
| Base 13 | 98213 | 99113 |
| Base 14 | 84314 | 85114 |
| Base 15 | 73715 | 74415 |
| Base 16 | 65b16 | 66716 |