Compare 639997 vs 641419
| Property | 639997 | 641419 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6399971 | 6414191 |
| Prime factorization | 639997 | 641419 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639997 | 1, 641419 |
| Number of properties | 4 | 4 |
| Additive primes | 20349th | |
| Isolated primes | 40813th | 40899th |
| Lucky primes | 5977th | 5988th |
| Primes | 52074th | 52178th |
| Sexy primes (2nd member) | 11306th | |
| Roman numberals | ||
| Base 2 | 100111000011111111012 | 100111001001100010112 |
| Base 3 | 10121112201213 | 10121202120213 |
| Base 4 | 21300333314 | 21302120234 |
| Base 5 | 1304344425 | 1310111345 |
| Base 6 | 214145416 | 214253116 |
| Base 7 | 53036117 | 53110127 |
| Base 8 | 23417758 | 23446138 |
| Base 9 | 11748179 | 11767679 |
| Base 10 | 63999710 | 64141910 |
| Base 11 | 3a792611 | 3a89a911 |
| Base 12 | 26a45112 | 26b23712 |
| Base 13 | 1953c713 | 195c4c13 |
| Base 14 | 12934114 | 129a7914 |
| Base 15 | c996715 | ca0b415 |
| Base 16 | 9c3fd16 | 9c98b16 |