Compare 212671 vs 212681
| Property | 212671 | 212681 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2126711 | 71 × 231 × 13211 |
| Prime factorization | 212671 | 7 × 23 × 1321 |
| Divisors count | 2 | 8 |
| Divisors | 1, 212671 | 1, 7, 23, 161, 1321, 9247, 30383, 212681 |
| Number of properties | 7 | 0 |
| Additive primes | 7682nd | |
| Chen primes | 7945th | |
| Harmonic primes | 7127th | |
| Primes | 19023rd | |
| Sexy primes (1st member) | 4511th | |
| Sexy prime triplets (1st member) | 905th | |
| Twin primes (2nd member) | 2274th | |
| Roman numberals | ||
| Base 2 | 1100111110101111112 | 1100111110110010012 |
| Base 3 | 1012102012013 | 1012102020023 |
| Base 4 | 3033223334 | 3033230214 |
| Base 5 | 233011415 | 233012115 |
| Base 6 | 43203316 | 43203456 |
| Base 7 | 15440147 | 15440307 |
| Base 8 | 6372778 | 6373118 |
| Base 9 | 3536519 | 3536629 |
| Base 10 | 21267110 | 21268110 |
| Base 11 | 13586811 | 13587711 |
| Base 12 | a30a712 | a30b512 |
| Base 13 | 75a5413 | 75a6113 |
| Base 14 | 5770b14 | 5771714 |
| Base 15 | 4303115 | 4303b15 |
| Base 16 | 33ebf16 | 33ec916 |