Compare 642974 vs 642977
| Property | 642974 | 642977 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 171 × 189111 | 6429771 |
| Prime factorization | 2 × 17 × 18911 | 642977 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 17, 34, 18911, 37822, 321487, 642974 | 1, 642977 |
| Number of properties | 0 | 4 |
| Cousin primes (2nd member) | 5646th | |
| Isolated primes | 40980th | |
| Primes | 52289th | |
| Super primes | 5345th | |
| Roman numberals | ||
| Base 2 | 100111001111100111102 | 100111001111101000012 |
| Base 3 | 10121222222123 | 10121222222223 |
| Base 4 | 21303321324 | 21303322014 |
| Base 5 | 1310333445 | 1310334025 |
| Base 6 | 214404226 | 214404256 |
| Base 7 | 53153637 | 53153667 |
| Base 8 | 23476368 | 23476418 |
| Base 9 | 11788859 | 11788889 |
| Base 10 | 64297410 | 64297710 |
| Base 11 | 3aa09211 | 3aa09511 |
| Base 12 | 27011212 | 27011512 |
| Base 13 | 19687713 | 19687a13 |
| Base 14 | 12a46a14 | 12a46d14 |
| Base 15 | ca79e15 | ca7a215 |
| Base 16 | 9cf9e16 | 9cfa116 |