Compare 639853 vs 639864
| Property | 639853 | 639864 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 6 |
| Prime factorization | 6398531 | 23 × 32 × 88871 |
| Prime factorization | 639853 | 2 × 2 × 2 × 3 × 3 × 8887 |
| Divisors count | 2 | 24 |
| Divisors | 1, 639853 | 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8887, 17774, 26661, 35548, 53322, 71096, 79983, 106644, 159966, 213288, 319932, 639864 |
| Number of properties | 4 | 0 |
| Cousin primes (1st member) | 5629th | |
| Primes | 52065th | |
| Prime triplets (2nd member) | 2062nd | |
| Twin primes (2nd member) | 5631st | |
| Roman numberals | ||
| Base 2 | 100111000011011011012 | 100111000011011110002 |
| Base 3 | 10121112010213 | 10121112012003 |
| Base 4 | 21300312314 | 21300313204 |
| Base 5 | 1304334035 | 1304334245 |
| Base 6 | 214141416 | 214142006 |
| Base 7 | 53033147 | 53033317 |
| Base 8 | 23415558 | 23415708 |
| Base 9 | 11746379 | 11746509 |
| Base 10 | 63985310 | 63986410 |
| Base 11 | 3a780511 | 3a781511 |
| Base 12 | 26a35112 | 26a36012 |
| Base 13 | 19531613 | 19532413 |
| Base 14 | 12927b14 | 12928814 |
| Base 15 | c98bd15 | c98c915 |
| Base 16 | 9c36d16 | 9c37816 |