Compare 961981 vs 961987
| Property | 961981 | 961987 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 9619811 | 131 × 739991 |
| Prime factorization | 961981 | 13 × 73999 |
| Divisors count | 2 | 4 |
| Divisors | 1, 961981 | 1, 13, 73999, 961987 |
| Number of properties | 4 | 1 |
| Emirps | 10305th | |
| Isolated primes | 59953rd | |
| Lucky primes | 8350th | |
| Primes | 75772nd | |
| Semiprimes | 202354th | |
| Roman numberals | ||
| Base 2 | 111010101101101111012 | 111010101101110000112 |
| Base 3 | 12102121202213 | 12102121210113 |
| Base 4 | 32223123314 | 32223130034 |
| Base 5 | 2212404115 | 2212404225 |
| Base 6 | 323413416 | 323413516 |
| Base 7 | 111144167 | 111144257 |
| Base 8 | 35266758 | 35267038 |
| Base 9 | 17255279 | 17255349 |
| Base 10 | 96198110 | 96198710 |
| Base 11 | 5a782911 | 5a783411 |
| Base 12 | 3a485112 | 3a485712 |
| Base 13 | 278b2713 | 278b3013 |
| Base 14 | 1b080d14 | 1b081514 |
| Base 15 | 14007115 | 14007715 |
| Base 16 | eadbd16 | eadc316 |