Compare 641981 vs 642197
| Property | 641981 | 642197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6419811 | 6421971 |
| Prime factorization | 641981 | 642197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 641981 | 1, 642197 |
| Number of properties | 4 | 4 |
| Additive primes | 20411th | 20415th |
| Chen primes | 20429th | 20434th |
| Isolated primes | 40931st | |
| Primes | 52222nd | 52236th |
| Twin primes (1st member) | 5650th | |
| Roman numberals | ||
| Base 2 | 100111001011101111012 | 100111001100100101012 |
| Base 3 | 10121211220023 | 10121212210023 |
| Base 4 | 21302323314 | 21303021114 |
| Base 5 | 1310204115 | 1310222425 |
| Base 6 | 214320456 | 214330456 |
| Base 7 | 53124447 | 53132037 |
| Base 8 | 23456758 | 23462258 |
| Base 9 | 11775629 | 11778329 |
| Base 10 | 64198110 | 64219710 |
| Base 11 | 3a936a11 | 3a954611 |
| Base 12 | 26b62512 | 26b78512 |
| Base 13 | 19629213 | 1963ca13 |
| Base 14 | 129d5b14 | 12a07314 |
| Base 15 | ca33b15 | ca43215 |
| Base 16 | 9cbbd16 | 9cc9516 |