Compare 640139 vs 640531
Property | 640139 | 640531 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 6401391 | 6405311 |
Prime factorization | 640139 | 640531 |
Divisors count | 2 | 2 |
Divisors | 1, 640139 | 1, 640531 |
Number of properties | 4 | 3 |
Additive primes | 20356th | 20367th |
Chen primes | 20383rd | |
Isolated primes | 40825th | |
Primes | 52088th | 52116th |
Twin primes (2nd member) | 5637th | |
Roman numberals | ||
Base 2 | 100111000100100010112 | 100111000110000100112 |
Base 3 | 10121120022123 | 10121121221013 |
Base 4 | 21301020234 | 21301201034 |
Base 5 | 1304410245 | 1304441115 |
Base 6 | 214153356 | 214212316 |
Base 7 | 53042037 | 53053037 |
Base 8 | 23422138 | 23430238 |
Base 9 | 11750859 | 11755719 |
Base 10 | 64013910 | 64053110 |
Base 11 | 3a7a4511 | 3a827111 |
Base 12 | 26a54b12 | 26a81712 |
Base 13 | 1954a613 | 19571813 |
Base 14 | 12940314 | 12960314 |
Base 15 | c9a0e15 | c9bc115 |
Base 16 | 9c48b16 | 9c61316 |