Compare 201239 vs 201247
| Property | 201239 | 201247 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 611 × 32991 | 2012471 |
| Prime factorization | 61 × 3299 | 201247 |
| Divisors count | 4 | 2 |
| Divisors | 1, 61, 3299, 201239 | 1, 201247 |
| Number of properties | 1 | 4 |
| Cousin primes (1st member) | 2146th | |
| Isolated primes | 13750th | |
| Long primes | 6777th | |
| Primes | 18081st | |
| Semiprimes | 45511th | |
| Roman numberals | ||
| Base 2 | 1100010010000101112 | 1100010010000111112 |
| Base 3 | 1010200010223 | 1010200011213 |
| Base 4 | 3010201134 | 3010201334 |
| Base 5 | 224144245 | 224144425 |
| Base 6 | 41513556 | 41514116 |
| Base 7 | 14654637 | 14655047 |
| Base 8 | 6110278 | 6110378 |
| Base 9 | 3360389 | 3360479 |
| Base 10 | 20123910 | 20124710 |
| Base 11 | 12821511 | 12822211 |
| Base 12 | 9855b12 | 9856712 |
| Base 13 | 7079c13 | 707a713 |
| Base 14 | 534a314 | 534ab14 |
| Base 15 | 3e95e15 | 3e96715 |
| Base 16 | 3121716 | 3121f16 |