Compare 641981 vs 642049
| Property | 641981 | 642049 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6419811 | 6420491 |
| Prime factorization | 641981 | 642049 |
| Divisors count | 2 | 2 |
| Divisors | 1, 641981 | 1, 642049 |
| Number of properties | 4 | 3 |
| Additive primes | 20411th | |
| Chen primes | 20429th | |
| Isolated primes | 40931st | 40932nd |
| Primes | 52222nd | 52225th |
| Proth primes | 195th | |
| Roman numberals | ||
| Base 2 | 100111001011101111012 | 100111001100000000012 |
| Base 3 | 10121211220023 | 10121212011213 |
| Base 4 | 21302323314 | 21303000014 |
| Base 5 | 1310204115 | 1310211445 |
| Base 6 | 214320456 | 214322416 |
| Base 7 | 53124447 | 53126027 |
| Base 8 | 23456758 | 23460018 |
| Base 9 | 11775629 | 11776479 |
| Base 10 | 64198110 | 64204910 |
| Base 11 | 3a936a11 | 3a942111 |
| Base 12 | 26b62512 | 26b68112 |
| Base 13 | 19629213 | 19631513 |
| Base 14 | 129d5b14 | 129da914 |
| Base 15 | ca33b15 | ca38415 |
| Base 16 | 9cbbd16 | 9cc0116 |