Compare 305205 vs 305209
| Property | 305205 | 305209 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 203471 | 3052091 |
| Prime factorization | 3 × 5 × 20347 | 305209 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 15, 20347, 61041, 101735, 305205 | 1, 305209 |
| Number of properties | 0 | 5 |
| Additive primes | 10517th | |
| Chen primes | 10821st | |
| Isolated primes | 20346th | |
| Primes | 26425th | |
| Ulam primes | 1865th | |
| Roman numberals | ||
| Base 2 | 10010101000001101012 | 10010101000001110012 |
| Base 3 | 1201111222203 | 1201112000013 |
| Base 4 | 10222003114 | 10222003214 |
| Base 5 | 342313105 | 342313145 |
| Base 6 | 103125536 | 103130016 |
| Base 7 | 24105457 | 24105527 |
| Base 8 | 11240658 | 11240718 |
| Base 9 | 5145869 | 5146019 |
| Base 10 | 30520510 | 30520910 |
| Base 11 | 19933a11 | 19934311 |
| Base 12 | 12875912 | 12876112 |
| Base 13 | a8bc413 | a8bc813 |
| Base 14 | 7d32514 | 7d32914 |
| Base 15 | 6067015 | 6067415 |
| Base 16 | 4a83516 | 4a83916 |