Compare 679909 vs 679918
| Property | 679909 | 679918 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6799091 | 21 × 3399591 |
| Prime factorization | 679909 | 2 × 339959 |
| Divisors count | 2 | 4 |
| Divisors | 1, 679909 | 1, 2, 339959, 679918 |
| Number of properties | 4 | 1 |
| Chen primes | 21504th | |
| Lucky primes | 6279th | |
| Primes | 55054th | |
| Semiprimes | 145298th | |
| Twin primes (2nd member) | 5931st | |
| Roman numberals | ||
| Base 2 | 101001011111111001012 | 101001011111111011102 |
| Base 3 | 10211121222113 | 10211122000113 |
| Base 4 | 22113332114 | 22113332324 |
| Base 5 | 1332241145 | 1332241335 |
| Base 6 | 223234216 | 223234346 |
| Base 7 | 55311467 | 55311617 |
| Base 8 | 24577458 | 24577568 |
| Base 9 | 12455849 | 12456049 |
| Base 10 | 67990910 | 67991810 |
| Base 11 | 42490a11 | 42491811 |
| Base 12 | 28957112 | 28957a12 |
| Base 13 | 1aa61913 | 1aa62513 |
| Base 14 | 139acd14 | 139ad814 |
| Base 15 | d66c415 | d66cd15 |
| Base 16 | a5fe516 | a5fee16 |