Compare 198407 vs 198409
| Property | 198407 | 198409 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 171 × 10611 | 1984091 |
| Prime factorization | 11 × 17 × 1061 | 198409 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 17, 187, 1061, 11671, 18037, 198407 | 1, 198409 |
| Number of properties | 0 | 8 |
| Additive primes | 7175th | |
| Chen primes | 7471st | |
| Cousin primes (1st member) | 2120th | |
| Harmonic primes | 6708th | |
| Isolated primes | 13566th | |
| Primes | 17855th | |
| Pythagorean primes | 8905th | |
| Ulam primes | 1276th | |
| Roman numberals | ||
| Base 2 | 1100000111000001112 | 1100000111000010012 |
| Base 3 | 1010020111023 | 1010020111113 |
| Base 4 | 3001300134 | 3001300214 |
| Base 5 | 223221125 | 223221145 |
| Base 6 | 41303156 | 41303216 |
| Base 7 | 14543067 | 14543117 |
| Base 8 | 6034078 | 6034118 |
| Base 9 | 3321429 | 3321449 |
| Base 10 | 19840710 | 19840910 |
| Base 11 | 12608011 | 12608211 |
| Base 12 | 9699b12 | 969a112 |
| Base 13 | 6c40113 | 6c40313 |
| Base 14 | 5243d14 | 5244114 |
| Base 15 | 3dbc215 | 3dbc415 |
| Base 16 | 3070716 | 3070916 |