Compare 639927 vs 639937
| Property | 639927 | 639937 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 33 × 1371 × 1731 | 6399371 |
| Prime factorization | 3 × 3 × 3 × 137 × 173 | 639937 |
| Divisors count | 16 | 2 |
| Divisors | 1, 3, 9, 27, 137, 173, 411, 519, 1233, 1557, 3699, 4671, 23701, 71103, 213309, 639927 | 1, 639937 |
| Number of properties | 0 | 6 |
| Additive primes | 20347th | |
| Cousin primes (1st member) | 5631st | |
| Good primes | 1986th | |
| Isolated primes | 40808th | |
| Primes | 52069th | |
| Super primes | 5326th | |
| Roman numberals | ||
| Base 2 | 100111000011101101112 | 100111000011110000012 |
| Base 3 | 10121112110003 | 10121112111013 |
| Base 4 | 21300323134 | 21300330014 |
| Base 5 | 1304342025 | 1304342225 |
| Base 6 | 214143436 | 214144016 |
| Base 7 | 53034517 | 53034647 |
| Base 8 | 23416678 | 23417018 |
| Base 9 | 11747309 | 11747419 |
| Base 10 | 63992710 | 63993710 |
| Base 11 | 3a787211 | 3a788111 |
| Base 12 | 26a3b312 | 26a40112 |
| Base 13 | 19537213 | 19537c13 |
| Base 14 | 1292d114 | 1292db14 |
| Base 15 | c991c15 | c992715 |
| Base 16 | 9c3b716 | 9c3c116 |