Compare 19661 vs 19801
| Property | 19661 | 19801 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 196611 | 198011 |
| Prime factorization | 19661 | 19801 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19661 | 1, 19801 |
| Number of properties | 8 | 6 |
| Additive primes | 1035th | 1042nd |
| Centered square primes | 35th | |
| Emirps | 615th | 623rd |
| Harmonic primes | 804th | |
| Isolated primes | 1555th | 1566th |
| Long primes | 851st | |
| Primes | 2226th | 2241st |
| Pythagorean primes | 1105th | 1113th |
| Sophie germain primes | 320th | |
| Roman numberals | ||
| Base 2 | 1001100110011012 | 1001101010110012 |
| Base 3 | 2222220123 | 10000111013 |
| Base 4 | 103030314 | 103111214 |
| Base 5 | 11121215 | 11132015 |
| Base 6 | 2310056 | 2314016 |
| Base 7 | 1112157 | 1115057 |
| Base 8 | 463158 | 465318 |
| Base 9 | 288659 | 301419 |
| Base 10 | 1966110 | 1980110 |
| Base 11 | 1385411 | 1397111 |
| Base 12 | b46512 | b56112 |
| Base 13 | 8c4513 | 902213 |
| Base 14 | 724514 | 730514 |
| Base 15 | 5c5b15 | 5d0115 |
| Base 16 | 4ccd16 | 4d5916 |