Compare 640993 vs 641411
| Property | 640993 | 641411 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6409931 | 6414111 |
| Prime factorization | 640993 | 641411 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640993 | 1, 641411 |
| Number of properties | 3 | 4 |
| Additive primes | 20381st | 20393rd |
| Chen primes | 20412th | |
| Isolated primes | 40876th | |
| Primes | 52151st | 52176th |
| Twin primes (1st member) | 5640th | |
| Roman numberals | ||
| Base 2 | 100111000111111000012 | 100111001001100000112 |
| Base 3 | 10121200211113 | 10121202112223 |
| Base 4 | 21301332014 | 21302120034 |
| Base 5 | 1310024335 | 1310111215 |
| Base 6 | 214233216 | 214252556 |
| Base 7 | 53065337 | 53110017 |
| Base 8 | 23437418 | 23446038 |
| Base 9 | 11762449 | 11767589 |
| Base 10 | 64099310 | 64141110 |
| Base 11 | 3a865111 | 3a89a111 |
| Base 12 | 26ab4112 | 26b22b12 |
| Base 13 | 1959b213 | 195c4413 |
| Base 14 | 12985314 | 129a7114 |
| Base 15 | c9dcd15 | ca0ab15 |
| Base 16 | 9c7e116 | 9c98316 |