Compare 665983 vs 666089
| Property | 665983 | 666089 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6659831 | 6660891 |
| Prime factorization | 665983 | 666089 |
| Divisors count | 2 | 2 |
| Divisors | 1, 665983 | 1, 666089 |
| Number of properties | 3 | 3 |
| Additive primes | 21088th | |
| Chen primes | 21128th | |
| Primes | 54021st | 54031st |
| Twin primes (1st member) | 5832nd | |
| Twin primes (2nd member) | 5831st | |
| Roman numberals | ||
| Base 2 | 101000101001011111112 | 101000101001111010012 |
| Base 3 | 10202111200013 | 10202112002223 |
| Base 4 | 22022113334 | 22022132214 |
| Base 5 | 1323024135 | 1323033245 |
| Base 6 | 221351316 | 221354256 |
| Base 7 | 54424337 | 54426447 |
| Base 8 | 24245778 | 24247518 |
| Base 9 | 12245019 | 12246289 |
| Base 10 | 66598310 | 66608910 |
| Base 11 | 4153aa11 | 41549611 |
| Base 12 | 2814a712 | 28157512 |
| Base 13 | 1a419613 | 1a424813 |
| Base 14 | 1349c314 | 134a5b14 |
| Base 15 | d24dd15 | d255e15 |
| Base 16 | a297f16 | a29e916 |