Compare 13720 vs 13729
| Property | 13720 | 13729 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 23 × 51 × 73 | 137291 |
| Prime factorization | 2 × 2 × 2 × 5 × 7 × 7 × 7 | 13729 |
| Divisors count | 32 | 2 |
| Divisors | 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720 | 1, 13729 |
| Number of properties | 0 | 4 |
| Isolated primes | 1116th | |
| Primes | 1625th | |
| Pythagorean primes | 806th | |
| Sexy primes (2nd member) | 517th | |
| Roman numberals | ||
| Base 2 | 110101100110002 | 110101101000012 |
| Base 3 | 2002110113 | 2002111113 |
| Base 4 | 31121204 | 31122014 |
| Base 5 | 4143405 | 4144045 |
| Base 6 | 1433046 | 1433216 |
| Base 7 | 550007 | 550127 |
| Base 8 | 326308 | 326418 |
| Base 9 | 207349 | 207449 |
| Base 10 | 1372010 | 1372910 |
| Base 11 | a34311 | a35111 |
| Base 12 | 7b3412 | 7b4112 |
| Base 13 | 632513 | 633113 |
| Base 14 | 500014 | 500914 |
| Base 15 | 40ea15 | 410415 |
| Base 16 | 359816 | 35a116 |