Compare 664949 vs 665047
| Property | 664949 | 665047 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6649491 | 6650471 |
| Prime factorization | 664949 | 665047 |
| Divisors count | 2 | 2 |
| Divisors | 1, 664949 | 1, 665047 |
| Number of properties | 4 | 5 |
| Chen primes | 21097th | |
| Cousin primes (1st member) | 5817th | |
| Isolated primes | 42295th | 42303rd |
| Primes | 53942nd | 53950th |
| Prime triplets (1st member) | 2124th | |
| Sexy primes (1st member) | 11645th | |
| Sophie germain primes | 5487th | |
| Roman numberals | ||
| Base 2 | 101000100101011101012 | 101000100101110101112 |
| Base 3 | 10202100102023 | 10202100211013 |
| Base 4 | 22021113114 | 22021131134 |
| Base 5 | 1322342445 | 1322401425 |
| Base 6 | 221302456 | 221305316 |
| Base 7 | 54364257 | 54366257 |
| Base 8 | 24225658 | 24227278 |
| Base 9 | 12231229 | 12232419 |
| Base 10 | 66494910 | 66504710 |
| Base 11 | 41464a11 | 41472911 |
| Base 12 | 28098512 | 280a4712 |
| Base 13 | 1a387c13 | 1a392613 |
| Base 14 | 13448514 | 13451514 |
| Base 15 | d204e15 | d20b715 |
| Base 16 | a257516 | a25d716 |