Compare 201243 vs 201251
| Property | 201243 | 201251 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 72 × 372 | 2012511 |
| Prime factorization | 3 × 7 × 7 × 37 × 37 | 201251 |
| Divisors count | 18 | 2 |
| Divisors | 1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1369, 1813, 4107, 5439, 9583, 28749, 67081, 201243 | 1, 201251 |
| Number of properties | 0 | 7 |
| Additive primes | 7274th | |
| Cousin primes (2nd member) | 2146th | |
| Harmonic primes | 6791st | |
| Isolated primes | 13751st | |
| Long primes | 6778th | |
| Primes | 18082nd | |
| Sophie germain primes | 2066th | |
| Roman numberals | ||
| Base 2 | 1100010010000110112 | 1100010010001000112 |
| Base 3 | 1010200011103 | 1010200012023 |
| Base 4 | 3010201234 | 3010202034 |
| Base 5 | 224144335 | 224200015 |
| Base 6 | 41514036 | 41514156 |
| Base 7 | 14655007 | 14655117 |
| Base 8 | 6110338 | 6110438 |
| Base 9 | 3360439 | 3360529 |
| Base 10 | 20124310 | 20125110 |
| Base 11 | 12821911 | 12822611 |
| Base 12 | 9856312 | 9856b12 |
| Base 13 | 707a313 | 707ab13 |
| Base 14 | 534a714 | 534b114 |
| Base 15 | 3e96315 | 3e96b15 |
| Base 16 | 3121b16 | 3122316 |