Compare 281991 vs 282001
| Property | 281991 | 282001 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 939971 | 2820011 |
| Prime factorization | 3 × 93997 | 282001 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 93997, 281991 | 1, 282001 |
| Number of properties | 1 | 5 |
| Additive primes | 9858th | |
| Centered square primes | 101st | |
| Harmonic primes | 9186th | |
| Isolated primes | 18902nd | |
| Primes | 24605th | |
| Semiprimes | 62747th | |
| Roman numberals | ||
| Base 2 | 10001001101100001112 | 10001001101100100012 |
| Base 3 | 1120222110103 | 1120222111113 |
| Base 4 | 10103120134 | 10103121014 |
| Base 5 | 330104315 | 330110015 |
| Base 6 | 100133036 | 100133216 |
| Base 7 | 22530637 | 22531067 |
| Base 8 | 10466078 | 10466218 |
| Base 9 | 4687339 | 4687449 |
| Base 10 | 28199110 | 28200110 |
| Base 11 | 18295611 | 18296511 |
| Base 12 | 11723312 | 11724112 |
| Base 13 | 9b47813 | 9b48513 |
| Base 14 | 74aa314 | 74aad14 |
| Base 15 | 5884615 | 5885115 |
| Base 16 | 44d8716 | 44d9116 |