Compare 63997 vs 64891
| Property | 63997 | 64891 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 639971 | 648911 |
| Prime factorization | 63997 | 64891 |
| Divisors count | 2 | 2 |
| Divisors | 1, 63997 | 1, 64891 |
| Number of properties | 4 | 4 |
| Isolated primes | 4724th | 4780th |
| Long primes | 2456th | |
| Lucky primes | 883rd | 890th |
| Primes | 6413th | 6485th |
| Pythagorean primes | 3195th | |
| Roman numberals | ||
| Base 2 | 11111001111111012 | 11111101011110112 |
| Base 3 | 100202100213 | 100220001013 |
| Base 4 | 332133314 | 333113234 |
| Base 5 | 40214425 | 40340315 |
| Base 6 | 12121416 | 12202316 |
| Base 7 | 3544037 | 3601217 |
| Base 8 | 1747758 | 1765738 |
| Base 9 | 1067079 | 1080119 |
| Base 10 | 6399710 | 6489110 |
| Base 11 | 4409a11 | 4483211 |
| Base 12 | 3105112 | 3167712 |
| Base 13 | 2318b13 | 236c813 |
| Base 14 | 1947314 | 1991114 |
| Base 15 | 13e6715 | 1436115 |
| Base 16 | f9fd16 | fd7b16 |