Compare 642977 vs 642986
| Property | 642977 | 642986 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6429771 | 21 × 371 × 86891 |
| Prime factorization | 642977 | 2 × 37 × 8689 |
| Divisors count | 2 | 8 |
| Divisors | 1, 642977 | 1, 2, 37, 74, 8689, 17378, 321493, 642986 |
| Number of properties | 4 | 0 |
| Cousin primes (2nd member) | 5646th | |
| Isolated primes | 40980th | |
| Primes | 52289th | |
| Super primes | 5345th | |
| Roman numberals | ||
| Base 2 | 100111001111101000012 | 100111001111101010102 |
| Base 3 | 10121222222223 | 10122000000223 |
| Base 4 | 21303322014 | 21303322224 |
| Base 5 | 1310334025 | 1310334215 |
| Base 6 | 214404256 | 214404426 |
| Base 7 | 53153667 | 53154117 |
| Base 8 | 23476418 | 23476528 |
| Base 9 | 11788889 | 11800089 |
| Base 10 | 64297710 | 64298610 |
| Base 11 | 3aa09511 | 3aa0a311 |
| Base 12 | 27011512 | 27012212 |
| Base 13 | 19687a13 | 19688613 |
| Base 14 | 12a46d14 | 12a47814 |
| Base 15 | ca7a215 | ca7ab15 |
| Base 16 | 9cfa116 | 9cfaa16 |