Compare 641981 vs 642359
| Property | 641981 | 642359 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6419811 | 6423591 |
| Prime factorization | 641981 | 642359 |
| Divisors count | 2 | 2 |
| Divisors | 1, 641981 | 1, 642359 |
| Number of properties | 4 | 4 |
| Additive primes | 20411th | 20420th |
| Chen primes | 20429th | 20436th |
| Isolated primes | 40931st | |
| Primes | 52222nd | 52246th |
| Twin primes (1st member) | 5651st | |
| Roman numberals | ||
| Base 2 | 100111001011101111012 | 100111001101001101112 |
| Base 3 | 10121211220023 | 10121220110023 |
| Base 4 | 21302323314 | 21303103134 |
| Base 5 | 1310204115 | 1310234145 |
| Base 6 | 214320456 | 214335156 |
| Base 7 | 53124447 | 53135247 |
| Base 8 | 23456758 | 23464678 |
| Base 9 | 11775629 | 11781329 |
| Base 10 | 64198110 | 64235910 |
| Base 11 | 3a936a11 | 3a968311 |
| Base 12 | 26b62512 | 26b89b12 |
| Base 13 | 19629213 | 1964c313 |
| Base 14 | 129d5b14 | 12a14b14 |
| Base 15 | ca33b15 | ca4de15 |
| Base 16 | 9cbbd16 | 9cd3716 |