Compare 285280 vs 285287
| Property | 285280 | 285287 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 25 × 51 × 17831 | 2852871 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 5 × 1783 | 285287 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1783, 3566, 7132, 8915, 14264, 17830, 28528, 35660, 57056, 71320, 142640, 285280 | 1, 285287 |
| Number of properties | 0 | 10 |
| Chen primes | 10233rd | |
| Cousin primes (2nd member) | 2858th | |
| Harmonic primes | 9275th | |
| Long primes | 9313th | |
| Primes | 24866th | |
| Prime quadruplets (3rd member) | 67th | |
| Prime triplets (2nd member) | 1115th | |
| Prime triplets (3rd member) | 1114th | |
| Sexy primes (2nd member) | 5764th | |
| Twin primes (1st member) | 2886th | |
| Roman numberals | ||
| Base 2 | 10001011010011000002 | 10001011010011001112 |
| Base 3 | 1121110222213 | 1121111000123 |
| Base 4 | 10112212004 | 10112212134 |
| Base 5 | 331121105 | 331121225 |
| Base 6 | 100404246 | 100404356 |
| Base 7 | 22655027 | 22655127 |
| Base 8 | 10551408 | 10551478 |
| Base 9 | 4742879 | 4743059 |
| Base 10 | 28528010 | 28528710 |
| Base 11 | 18537611 | 18538211 |
| Base 12 | 11911412 | 11911b12 |
| Base 13 | 9cb0813 | 9cb1213 |
| Base 14 | 75d7214 | 75d7914 |
| Base 15 | 597da15 | 597e215 |
| Base 16 | 45a6016 | 45a6716 |