Compare 640307 vs 640313
Property | 640307 | 640313 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 6403071 | 431 × 148911 |
Prime factorization | 640307 | 43 × 14891 |
Divisors count | 2 | 4 |
Divisors | 1, 640307 | 1, 43, 14891, 640313 |
Number of properties | 5 | 1 |
Chen primes | 20390th | |
Cousin primes (2nd member) | 5634th | |
Isolated primes | 40833rd | |
Primes | 52104th | |
Safe primes | 3019th | |
Semiprimes | 137208th | |
Roman numberals | ||
Base 2 | 100111000101001100112 | 100111000101001110012 |
Base 3 | 10121121000023 | 10121121000223 |
Base 4 | 21301103034 | 21301103214 |
Base 5 | 1304422125 | 1304422235 |
Base 6 | 214202156 | 214202256 |
Base 7 | 53045337 | 53045427 |
Base 8 | 23424638 | 23424718 |
Base 9 | 11753029 | 11753089 |
Base 10 | 64030710 | 64031310 |
Base 11 | 3a808811 | 3a809311 |
Base 12 | 26a66b12 | 26a67512 |
Base 13 | 1955a513 | 1955ab13 |
Base 14 | 1294c314 | 1294c914 |
Base 15 | c9ac215 | c9ac815 |
Base 16 | 9c53316 | 9c53916 |