Compare 639143 vs 639157
| Property | 639143 | 639157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6391431 | 6391571 |
| Prime factorization | 639143 | 639157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639143 | 1, 639157 |
| Number of properties | 4 | 5 |
| Additive primes | 20329th | |
| Isolated primes | 40764th | 40766th |
| Lucky primes | 5969th | |
| Primes | 52011th | 52013th |
| Sexy primes (2nd member) | 11270th | 11271st |
| Sophie germain primes | 5297th | |
| Roman numberals | ||
| Base 2 | 100111000000101001112 | 100111000000101101012 |
| Base 3 | 10121102012223 | 10121102021113 |
| Base 4 | 21300022134 | 21300023114 |
| Base 5 | 1304230335 | 1304231125 |
| Base 6 | 214105556 | 214110216 |
| Base 7 | 53012517 | 53013017 |
| Base 8 | 23402478 | 23402658 |
| Base 9 | 11736589 | 11736749 |
| Base 10 | 63914310 | 63915710 |
| Base 11 | 3a721a11 | 3a723211 |
| Base 12 | 269a5b12 | 269a7112 |
| Base 13 | 194bbb13 | 194bcc13 |
| Base 14 | 128cd114 | 128d0114 |
| Base 15 | c959815 | c95a715 |
| Base 16 | 9c0a716 | 9c0b516 |