Compare 10987 vs 11491
| Property | 10987 | 11491 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 109871 | 114911 |
| Prime factorization | 10987 | 11491 |
| Divisors count | 2 | 2 |
| Divisors | 1, 10987 | 1, 11491 |
| Number of properties | 5 | 7 |
| Emirps | 278th | |
| Happy primes | 234th | |
| Harmonic primes | 486th | 505th |
| Isolated primes | 893rd | |
| Lucky primes | 235th | |
| Primes | 1334th | 1386th |
| Sexy primes (1st member) | 437th | 447th |
| Sexy prime triplets (1st member) | 124th | |
| Twin primes (2nd member) | 228th | |
| Roman numberals | ||
| Base 2 | 101010111010112 | 101100111000112 |
| Base 3 | 1200012213 | 1202021213 |
| Base 4 | 22232234 | 23032034 |
| Base 5 | 3224225 | 3314315 |
| Base 6 | 1225116 | 1251116 |
| Base 7 | 440147 | 453347 |
| Base 8 | 253538 | 263438 |
| Base 9 | 160579 | 166779 |
| Base 10 | 1098710 | 1149110 |
| Base 11 | 828911 | 86a711 |
| Base 12 | 643712 | 679712 |
| Base 13 | 500213 | 52cc13 |
| Base 14 | 400b14 | 428b14 |
| Base 15 | 33c715 | 361115 |
| Base 16 | 2aeb16 | 2ce316 |