Compare 640993 vs 641001
| Property | 640993 | 641001 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6409931 | 31 × 431 × 49691 |
| Prime factorization | 640993 | 3 × 43 × 4969 |
| Divisors count | 2 | 8 |
| Divisors | 1, 640993 | 1, 3, 43, 129, 4969, 14907, 213667, 641001 |
| Number of properties | 3 | 0 |
| Additive primes | 20381st | |
| Isolated primes | 40876th | |
| Primes | 52151st | |
| Roman numberals | ||
| Base 2 | 100111000111111000012 | 100111000111111010012 |
| Base 3 | 10121200211113 | 10121200212103 |
| Base 4 | 21301332014 | 21301332214 |
| Base 5 | 1310024335 | 1310030015 |
| Base 6 | 214233216 | 214233336 |
| Base 7 | 53065337 | 53065447 |
| Base 8 | 23437418 | 23437518 |
| Base 9 | 11762449 | 11762539 |
| Base 10 | 64099310 | 64100110 |
| Base 11 | 3a865111 | 3a865911 |
| Base 12 | 26ab4112 | 26ab4912 |
| Base 13 | 1959b213 | 1959ba13 |
| Base 14 | 12985314 | 12985b14 |
| Base 15 | c9dcd15 | c9dd615 |
| Base 16 | 9c7e116 | 9c7e916 |