Compare 12391 vs 50821
| Property | 12391 | 50821 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 123911 | 508211 |
| Prime factorization | 12391 | 50821 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12391 | 1, 50821 |
| Number of properties | 4 | 7 |
| Centered heptagonal primes | 18th | 28th |
| Good primes | 446th | |
| Happy primes | 851st | |
| Harmonic primes | 1945th | |
| Isolated primes | 996th | 3782nd |
| Lucky primes | 252nd | |
| Primes | 1479th | 5205th |
| Pythagorean primes | 2581st | |
| Roman numberals | ||
| Base 2 | 110000011001112 | 11000110100001012 |
| Base 3 | 1212222213 | 21202010213 |
| Base 4 | 30012134 | 301220114 |
| Base 5 | 3440315 | 31112415 |
| Base 6 | 1332116 | 10311416 |
| Base 7 | 510617 | 3011117 |
| Base 8 | 301478 | 1432058 |
| Base 9 | 178879 | 766379 |
| Base 10 | 1239110 | 5082110 |
| Base 11 | 934511 | 3520111 |
| Base 12 | 720712 | 254b112 |
| Base 13 | 584213 | 1a19413 |
| Base 14 | 473114 | 1474114 |
| Base 15 | 3a1115 | 100d115 |
| Base 16 | 306716 | c68516 |