Compare 542987 vs 542991
| Property | 542987 | 542991 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 5429871 | 31 × 471 × 38511 |
| Prime factorization | 542987 | 3 × 47 × 3851 |
| Divisors count | 2 | 8 |
| Divisors | 1, 542987 | 1, 3, 47, 141, 3851, 11553, 180997, 542991 |
| Number of properties | 5 | 0 |
| Chen primes | 17698th | |
| Happy primes | 6465th | |
| Isolated primes | 35002nd | |
| Primes | 44799th | |
| Sexy primes (2nd member) | 9819th | |
| Roman numberals | ||
| Base 2 | 100001001001000010112 | 100001001001000011112 |
| Base 3 | 10001202111223 | 10001202112103 |
| Base 4 | 20102100234 | 20102100334 |
| Base 5 | 1143334225 | 1143334315 |
| Base 6 | 153454556 | 153455036 |
| Base 7 | 44210247 | 44210317 |
| Base 8 | 20444138 | 20444178 |
| Base 9 | 10167489 | 10167539 |
| Base 10 | 54298710 | 54299110 |
| Base 11 | 340a5511 | 340a5911 |
| Base 12 | 22228b12 | 22229312 |
| Base 13 | 1601c313 | 1601c713 |
| Base 14 | 101c4b14 | 101c5114 |
| Base 15 | aad4215 | aad4615 |
| Base 16 | 8490b16 | 8490f16 |