Compare 1420 vs 1429
| Property | 1420 | 1429 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 51 × 711 | 14291 |
| Prime factorization | 2 × 2 × 5 × 71 | 1429 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420 | 1, 1429 |
| Number of properties | 0 | 9 |
| Cousin primes (1st member) | 50th | |
| Emirps | 67th | |
| Long primes | 87th | |
| Primes | 226th | |
| Prime triplets (2nd member) | 37th | |
| Prime triplets (3rd member) | 36th | |
| Pythagorean primes | 111th | |
| Sexy primes (2nd member) | 97th | |
| Twin primes (2nd member) | 47th | |
| Roman numberals | MCDXX | MCDXXIX |
| Base 2 | 101100011002 | 101100101012 |
| Base 3 | 12211213 | 12212213 |
| Base 4 | 1120304 | 1121114 |
| Base 5 | 211405 | 212045 |
| Base 6 | 103246 | 103416 |
| Base 7 | 40667 | 41117 |
| Base 8 | 26148 | 26258 |
| Base 9 | 18479 | 18579 |
| Base 10 | 142010 | 142910 |
| Base 11 | 108111 | 108a11 |
| Base 12 | 9a412 | 9b112 |
| Base 13 | 85313 | 85c13 |
| Base 14 | 73614 | 74114 |
| Base 15 | 64a15 | 65415 |
| Base 16 | 58c16 | 59516 |