Compare 642899 vs 642973
| Property | 642899 | 642973 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6428991 | 6429731 |
| Prime factorization | 642899 | 642973 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642899 | 1, 642973 |
| Number of properties | 4 | 4 |
| Additive primes | 20436th | |
| Cousin primes (1st member) | 5646th | |
| Isolated primes | 40973rd | 40979th |
| Primes | 52282nd | 52288th |
| Safe primes | 3028th | |
| Sophie germain primes | 5327th | |
| Roman numberals | ||
| Base 2 | 100111001111010100112 | 100111001111100111012 |
| Base 3 | 10121222200023 | 10121222222113 |
| Base 4 | 21303311034 | 21303321314 |
| Base 5 | 1310330445 | 1310333435 |
| Base 6 | 214402156 | 214404216 |
| Base 7 | 53152257 | 53153627 |
| Base 8 | 23475238 | 23476358 |
| Base 9 | 11788029 | 11788849 |
| Base 10 | 64289910 | 64297310 |
| Base 11 | 3aa02411 | 3aa09111 |
| Base 12 | 27006b12 | 27011112 |
| Base 13 | 19681a13 | 19687613 |
| Base 14 | 12a41514 | 12a46914 |
| Base 15 | ca74e15 | ca79d15 |
| Base 16 | 9cf5316 | 9cf9d16 |