Compare 619979 vs 620909
| Property | 619979 | 620909 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6199791 | 6209091 |
| Prime factorization | 619979 | 620909 |
| Divisors count | 2 | 2 |
| Divisors | 1, 619979 | 1, 620909 |
| Number of properties | 6 | 4 |
| Additive primes | 19776th | |
| Chen primes | 19834th | 19864th |
| Happy primes | 7210th | |
| Primes | 50609th | 50682nd |
| Safe primes | 2930th | |
| Sophie germain primes | 5170th | |
| Twin primes (1st member) | 5479th | 5484th |
| Roman numberals | ||
| Base 2 | 100101110101110010112 | 100101111001011011012 |
| Base 3 | 10111111100123 | 10111122011223 |
| Base 4 | 21131130234 | 21132112314 |
| Base 5 | 1243144045 | 1243321145 |
| Base 6 | 211421356 | 211503256 |
| Base 7 | 51613437 | 51641427 |
| Base 8 | 22727138 | 22745558 |
| Base 9 | 11444059 | 11456489 |
| Base 10 | 61997910 | 62090910 |
| Base 11 | 39388811 | 39455311 |
| Base 12 | 25a94b12 | 25b3a512 |
| Base 13 | 18926913 | 18980313 |
| Base 14 | 121d2314 | 1223c914 |
| Base 15 | c3a6e15 | c3e8e15 |
| Base 16 | 975cb16 | 9796d16 |