Compare 621431 vs 621440
| Property | 621431 | 621440 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 9 |
| Prime factorization | 6214311 | 27 × 51 × 9711 |
| Prime factorization | 621431 | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 971 |
| Divisors count | 2 | 32 |
| Divisors | 1, 621431 | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 971, 1942, 3884, 4855, 7768, 9710, 15536, 19420, 31072, 38840, 62144, 77680, 124288, 155360, 310720, 621440 |
| Number of properties | 5 | 0 |
| Additive primes | 19826th | |
| Chen primes | 19878th | |
| Cousin primes (2nd member) | 5497th | |
| Isolated primes | 39750th | |
| Primes | 50721st | |
| Roman numberals | ||
| Base 2 | 100101111011011101112 | 100101111011100000002 |
| Base 3 | 10111201022223 | 10111201100223 |
| Base 4 | 21132313134 | 21132320004 |
| Base 5 | 1243412115 | 1243412305 |
| Base 6 | 211525556 | 211530126 |
| Base 7 | 51655167 | 51655317 |
| Base 8 | 22755678 | 22756008 |
| Base 9 | 11463889 | 11464089 |
| Base 10 | 62143110 | 62144010 |
| Base 11 | 39498811 | 39499611 |
| Base 12 | 25b75b12 | 25b76812 |
| Base 13 | 189b1513 | 189b2113 |
| Base 14 | 12267d14 | 12268814 |
| Base 15 | c41db15 | c41e515 |
| Base 16 | 97b7716 | 97b8016 |