Compare 1620 vs 1627
| Property | 1620 | 1627 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 22 × 34 × 51 | 16271 |
| Prime factorization | 2 × 2 × 3 × 3 × 3 × 3 × 5 | 1627 |
| Divisors count | 30 | 2 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620 | 1, 1627 |
| Number of properties | 0 | 4 |
| Harmonic primes | 90th | |
| Isolated primes | 155th | |
| Primes | 258th | |
| Sexy primes (2nd member) | 111th | |
| Roman numberals | MDCXX | MDCXXVII |
| Base 2 | 110010101002 | 110010110112 |
| Base 3 | 20200003 | 20200213 |
| Base 4 | 1211104 | 1211234 |
| Base 5 | 224405 | 230025 |
| Base 6 | 113006 | 113116 |
| Base 7 | 45037 | 45137 |
| Base 8 | 31248 | 31338 |
| Base 9 | 22009 | 22079 |
| Base 10 | 162010 | 162710 |
| Base 11 | 124311 | 124a11 |
| Base 12 | b3012 | b3712 |
| Base 13 | 97813 | 98213 |
| Base 14 | 83a14 | 84314 |
| Base 15 | 73015 | 73715 |
| Base 16 | 65416 | 65b16 |