Compare 639849 vs 639853
| Property | 639849 | 639853 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 304691 | 6398531 |
| Prime factorization | 3 × 7 × 30469 | 639853 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 30469, 91407, 213283, 639849 | 1, 639853 |
| Number of properties | 0 | 4 |
| Cousin primes (1st member) | 5629th | |
| Primes | 52065th | |
| Prime triplets (2nd member) | 2062nd | |
| Twin primes (2nd member) | 5631st | |
| Roman numberals | ||
| Base 2 | 100111000011011010012 | 100111000011011011012 |
| Base 3 | 10121112010103 | 10121112010213 |
| Base 4 | 21300312214 | 21300312314 |
| Base 5 | 1304333445 | 1304334035 |
| Base 6 | 214141336 | 214141416 |
| Base 7 | 53033107 | 53033147 |
| Base 8 | 23415518 | 23415558 |
| Base 9 | 11746339 | 11746379 |
| Base 10 | 63984910 | 63985310 |
| Base 11 | 3a780111 | 3a780511 |
| Base 12 | 26a34912 | 26a35112 |
| Base 13 | 19531213 | 19531613 |
| Base 14 | 12927714 | 12927b14 |
| Base 15 | c98b915 | c98bd15 |
| Base 16 | 9c36916 | 9c36d16 |