Compare 620639 vs 620641
| Property | 620639 | 620641 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6206391 | 71 × 886631 |
| Prime factorization | 620639 | 7 × 88663 |
| Divisors count | 2 | 4 |
| Divisors | 1, 620639 | 1, 7, 88663, 620641 |
| Number of properties | 3 | 1 |
| Chen primes | 19854th | |
| Isolated primes | 39698th | |
| Primes | 50661st | |
| Semiprimes | 133078th | |
| Roman numberals | ||
| Base 2 | 100101111000010111112 | 100101111000011000012 |
| Base 3 | 10111121001223 | 10111121002013 |
| Base 4 | 21132011334 | 21132012014 |
| Base 5 | 1243300245 | 1243300315 |
| Base 6 | 211451556 | 211452016 |
| Base 7 | 51633057 | 51633107 |
| Base 8 | 22741378 | 22741418 |
| Base 9 | 11453189 | 11453219 |
| Base 10 | 62063910 | 62064110 |
| Base 11 | 39432811 | 39432a11 |
| Base 12 | 25b1bb12 | 25b20112 |
| Base 13 | 18965613 | 18965813 |
| Base 14 | 12227514 | 12227714 |
| Base 15 | c3d5e15 | c3d6115 |
| Base 16 | 9785f16 | 9786116 |