Compare 19861 vs 20047
| Property | 19861 | 20047 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198611 | 200471 |
| Prime factorization | 19861 | 20047 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19861 | 1, 20047 |
| Number of properties | 5 | 6 |
| Additive primes | 1054th | |
| Cousin primes (1st member) | 345th | |
| Isolated primes | 1570th | 1582nd |
| Long primes | 866th | |
| Lucky primes | 365th | |
| Primes | 2247th | 2267th |
| Pythagorean primes | 1117th | |
| Sexy primes (1st member) | 690th | |
| Super primes | 336th | |
| Roman numberals | ||
| Base 2 | 1001101100101012 | 1001110010011112 |
| Base 3 | 10000201213 | 10001111113 |
| Base 4 | 103121114 | 103210334 |
| Base 5 | 11134215 | 11201425 |
| Base 6 | 2315416 | 2324516 |
| Base 7 | 1116227 | 1123067 |
| Base 8 | 466258 | 471178 |
| Base 9 | 302179 | 304449 |
| Base 10 | 1986110 | 2004710 |
| Base 11 | 13a1611 | 1407511 |
| Base 12 | b5b112 | b72712 |
| Base 13 | 906a13 | 918113 |
| Base 14 | 734914 | 743d14 |
| Base 15 | 5d4115 | 5e1715 |
| Base 16 | 4d9516 | 4e4f16 |