Compare 620909 vs 621239
| Property | 620909 | 621239 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6209091 | 6212391 |
| Prime factorization | 620909 | 621239 |
| Divisors count | 2 | 2 |
| Divisors | 1, 620909 | 1, 621239 |
| Number of properties | 4 | 5 |
| Additive primes | 19820th | |
| Chen primes | 19864th | 19871st |
| Primes | 50682nd | 50706th |
| Sophie germain primes | 5170th | |
| Twin primes (1st member) | 5484th | 5486th |
| Ulam primes | 3714th | |
| Roman numberals | ||
| Base 2 | 100101111001011011012 | 100101111010101101112 |
| Base 3 | 10111122011223 | 10111200112123 |
| Base 4 | 21132112314 | 21132223134 |
| Base 5 | 1243321145 | 1243344245 |
| Base 6 | 211503256 | 211520356 |
| Base 7 | 51641427 | 51651237 |
| Base 8 | 22745558 | 22752678 |
| Base 9 | 11456489 | 11461559 |
| Base 10 | 62090910 | 62123910 |
| Base 11 | 39455311 | 39482311 |
| Base 12 | 25b3a512 | 25b61b12 |
| Base 13 | 18980313 | 1899c813 |
| Base 14 | 1223c914 | 12258314 |
| Base 15 | c3e8e15 | c410e15 |
| Base 16 | 9796d16 | 97ab716 |