Compare 621381 vs 621389
| Property | 621381 | 621389 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 2071271 | 6213891 |
| Prime factorization | 3 × 207127 | 621389 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 207127, 621381 | 1, 621389 |
| Number of properties | 1 | 4 |
| Additive primes | 19824th | |
| Chen primes | 19876th | |
| Isolated primes | 39747th | |
| Primes | 50718th | |
| Semiprimes | 133229th | |
| Roman numberals | ||
| Base 2 | 100101111011010001012 | 100101111011010011012 |
| Base 3 | 10111201010103 | 10111201011023 |
| Base 4 | 21132310114 | 21132310314 |
| Base 5 | 1243410115 | 1243410245 |
| Base 6 | 211524336 | 211524456 |
| Base 7 | 51654157 | 51654267 |
| Base 8 | 22755058 | 22755158 |
| Base 9 | 11463339 | 11463429 |
| Base 10 | 62138110 | 62138910 |
| Base 11 | 39494211 | 39494a11 |
| Base 12 | 25b71912 | 25b72512 |
| Base 13 | 189aa713 | 189ab213 |
| Base 14 | 12264514 | 12264d14 |
| Base 15 | c41a615 | c41ae15 |
| Base 16 | 97b4516 | 97b4d16 |