Compare 663149 vs 663191
| Property | 663149 | 663191 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6631491 | 6631911 |
| Prime factorization | 663149 | 663191 |
| Divisors count | 2 | 2 |
| Divisors | 1, 663149 | 1, 663191 |
| Number of properties | 5 | 5 |
| Additive primes | 21007th | |
| Chen primes | 21038th | 21040th |
| Isolated primes | 42196th | 42198th |
| Primes | 53801st | 53805th |
| Sophie germain primes | 5472nd | |
| Ulam primes | 3946th | 3947th |
| Roman numberals | ||
| Base 2 | 101000011110011011012 | 101000011110100101112 |
| Base 3 | 10202002000023 | 10202002011223 |
| Base 4 | 22013212314 | 22013221134 |
| Base 5 | 1322100445 | 1322102315 |
| Base 6 | 221140456 | 221141556 |
| Base 7 | 54312447 | 54313347 |
| Base 8 | 24171558 | 24172278 |
| Base 9 | 12206029 | 12206489 |
| Base 10 | 66314910 | 66319110 |
| Base 11 | 41326311 | 4132a111 |
| Base 12 | 27b92512 | 27b95b12 |
| Base 13 | 1a2ac613 | 1a2b2913 |
| Base 14 | 13395b14 | 13398b14 |
| Base 15 | d174e15 | d177b15 |
| Base 16 | a1e6d16 | a1e9716 |