Compare 638801 vs 638861
| Property | 638801 | 638861 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6388011 | 6388611 |
| Prime factorization | 638801 | 638861 |
| Divisors count | 2 | 2 |
| Divisors | 1, 638801 | 1, 638861 |
| Number of properties | 3 | 5 |
| Chen primes | 20345th | 20347th |
| Cousin primes (2nd member) | 5621st | |
| Isolated primes | 40743rd | 40747th |
| Primes | 51990th | 51994th |
| Sophie germain primes | 5294th | |
| Roman numberals | ||
| Base 2 | 100110111111010100012 | 100110111111100011012 |
| Base 3 | 10121100210223 | 10121101001123 |
| Base 4 | 21233311014 | 21233320314 |
| Base 5 | 1304202015 | 1304204215 |
| Base 6 | 214052256 | 214054056 |
| Base 7 | 53002527 | 53003667 |
| Base 8 | 23375218 | 23376158 |
| Base 9 | 11732389 | 11733159 |
| Base 10 | 63880110 | 63886110 |
| Base 11 | 3a6a3911 | 3a6a9311 |
| Base 12 | 26981512 | 26986512 |
| Base 13 | 1949b713 | 194a3213 |
| Base 14 | 128b2914 | 128b6d14 |
| Base 15 | c941b15 | c945b15 |
| Base 16 | 9bf5116 | 9bf8d16 |