Compare 4221 vs 4231
| Property | 4221 | 4231 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 71 × 671 | 42311 |
| Prime factorization | 3 × 3 × 7 × 67 | 4231 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221 | 1, 4231 |
| Number of properties | 0 | 2 |
| Primes | 580th | |
| Twin primes (2nd member) | 111th | |
| Roman numberals | MMMMCCXXI | MMMMCCXXXI |
| Base 2 | 10000011111012 | 10000100001112 |
| Base 3 | 122101003 | 122102013 |
| Base 4 | 10013314 | 10020134 |
| Base 5 | 1133415 | 1134115 |
| Base 6 | 313136 | 313316 |
| Base 7 | 152107 | 152237 |
| Base 8 | 101758 | 102078 |
| Base 9 | 57109 | 57219 |
| Base 10 | 422110 | 423110 |
| Base 11 | 319811 | 31a711 |
| Base 12 | 253912 | 254712 |
| Base 13 | 1bc913 | 1c0613 |
| Base 14 | 177714 | 178314 |
| Base 15 | 13b615 | 13c115 |
| Base 16 | 107d16 | 108716 |