Compare 198887 vs 198899
| Property | 198887 | 198899 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 152991 | 1988991 |
| Prime factorization | 13 × 15299 | 198899 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 15299, 198887 | 1, 198899 |
| Number of properties | 1 | 5 |
| Chen primes | 7488th | |
| Long primes | 6695th | |
| Primes | 17896th | |
| Semiprimes | 44984th | |
| Sophie germain primes | 2051st | |
| Twin primes (1st member) | 2150th | |
| Roman numberals | ||
| Base 2 | 1100001000111001112 | 1100001000111100112 |
| Base 3 | 1010022110123 | 1010022111223 |
| Base 4 | 3002032134 | 3002033034 |
| Base 5 | 223310225 | 223310445 |
| Base 6 | 41324356 | 41324556 |
| Base 7 | 14555637 | 14556117 |
| Base 8 | 6043478 | 6043638 |
| Base 9 | 3327359 | 3327489 |
| Base 10 | 19888710 | 19889910 |
| Base 11 | 12647711 | 12648811 |
| Base 12 | 9711b12 | 9712b12 |
| Base 13 | 6c6b013 | 6c6bc13 |
| Base 14 | 526a314 | 526b114 |
| Base 15 | 3dde215 | 3ddee15 |
| Base 16 | 308e716 | 308f316 |