Compare 51871 vs 51991
| Property | 51871 | 51991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 518711 | 519911 |
| Prime factorization | 51871 | 51991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 51871 | 1, 51991 |
| Number of properties | 5 | 2 |
| Chen primes | 2474th | |
| Harmonic primes | 1982nd | |
| Isolated primes | 3864th | |
| Lucky primes | 754th | |
| Primes | 5308th | 5319th |
| Twin primes (2nd member) | 727th | |
| Roman numberals | ||
| Base 2 | 11001010100111112 | 11001011000101112 |
| Base 3 | 21220110113 | 21220221213 |
| Base 4 | 302221334 | 302301134 |
| Base 5 | 31244415 | 31304315 |
| Base 6 | 10400516 | 10404116 |
| Base 7 | 3041417 | 3044027 |
| Base 8 | 1452378 | 1454278 |
| Base 9 | 781349 | 782779 |
| Base 10 | 5187110 | 5199110 |
| Base 11 | 35a7611 | 3607511 |
| Base 12 | 2602712 | 2610712 |
| Base 13 | 1a7c113 | 1a88413 |
| Base 14 | 14c9114 | 14d3914 |
| Base 15 | 1058115 | 1061115 |
| Base 16 | ca9f16 | cb1716 |