Compare 621389 vs 621629
| Property | 621389 | 621629 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6213891 | 6216291 |
| Prime factorization | 621389 | 621629 |
| Divisors count | 2 | 2 |
| Divisors | 1, 621389 | 1, 621629 |
| Number of properties | 4 | 3 |
| Additive primes | 19824th | |
| Chen primes | 19876th | 19883rd |
| Isolated primes | 39747th | |
| Primes | 50718th | 50733rd |
| Twin primes (1st member) | 5488th | |
| Roman numberals | ||
| Base 2 | 100101111011010011012 | 100101111100001111012 |
| Base 3 | 10111201011023 | 10111202010223 |
| Base 4 | 21132310314 | 21133003314 |
| Base 5 | 1243410245 | 1243430045 |
| Base 6 | 211524456 | 211535256 |
| Base 7 | 51654267 | 51662217 |
| Base 8 | 22755158 | 22760758 |
| Base 9 | 11463429 | 11466389 |
| Base 10 | 62138910 | 62162910 |
| Base 11 | 39494a11 | 39504811 |
| Base 12 | 25b72512 | 25b8a512 |
| Base 13 | 189ab213 | 189c3813 |
| Base 14 | 12264d14 | 12278114 |
| Base 15 | c41ae15 | c42be15 |
| Base 16 | 97b4d16 | 97c3d16 |