Compare 640993 vs 641051
| Property | 640993 | 641051 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6409931 | 6410511 |
| Prime factorization | 640993 | 641051 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640993 | 1, 641051 |
| Number of properties | 3 | 5 |
| Additive primes | 20381st | 20382nd |
| Happy primes | 7421st | |
| Isolated primes | 40876th | 40877th |
| Primes | 52151st | 52152nd |
| Sexy primes (1st member) | 11302nd | |
| Roman numberals | ||
| Base 2 | 100111000111111000012 | 100111001000000110112 |
| Base 3 | 10121200211113 | 10121201001223 |
| Base 4 | 21301332014 | 21302001234 |
| Base 5 | 1310024335 | 1310032015 |
| Base 6 | 214233216 | 214234556 |
| Base 7 | 53065337 | 53066457 |
| Base 8 | 23437418 | 23440338 |
| Base 9 | 11762449 | 11763189 |
| Base 10 | 64099310 | 64105110 |
| Base 11 | 3a865111 | 3a86a411 |
| Base 12 | 26ab4112 | 26ab8b12 |
| Base 13 | 1959b213 | 195a2813 |
| Base 14 | 12985314 | 12989514 |
| Base 15 | c9dcd15 | c9e1b15 |
| Base 16 | 9c7e116 | 9c81b16 |