Compare 642660 vs 642671
Property | 642660 | 642671 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 4 | 2 |
Total factors | 5 | 2 |
Prime factorization | 22 × 31 × 51 × 107111 | 2391 × 26891 |
Prime factorization | 2 × 2 × 3 × 5 × 10711 | 239 × 2689 |
Divisors count | 24 | 4 |
Divisors | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10711, 21422, 32133, 42844, 53555, 64266, 107110, 128532, 160665, 214220, 321330, 642660 | 1, 239, 2689, 642671 |
Number of properties | 0 | 1 |
Semiprimes | 137707th | |
Roman numberals | ||
Base 2 | 100111001110011001002 | 100111001110011011112 |
Base 3 | 10121221200203 | 10121221201223 |
Base 4 | 21303212104 | 21303212334 |
Base 5 | 1310311205 | 1310311415 |
Base 6 | 214351406 | 214351556 |
Base 7 | 53144347 | 53144517 |
Base 8 | 23471448 | 23471578 |
Base 9 | 11785069 | 11785189 |
Base 10 | 64266010 | 64267110 |
Base 11 | 3a992711 | 3a993711 |
Base 12 | 26bab012 | 26babb12 |
Base 13 | 19669513 | 1966a313 |
Base 14 | 12a2c414 | 12a2d114 |
Base 15 | ca64015 | ca64b15 |
Base 16 | 9ce6416 | 9ce6f16 |