Compare 489871 vs 489878
| Property | 489871 | 489878 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4898711 | 21 × 2449391 |
| Prime factorization | 489871 | 2 × 244939 |
| Divisors count | 2 | 4 |
| Divisors | 1, 489871 | 1, 2, 244939, 489878 |
| Number of properties | 4 | 1 |
| Additive primes | 16019th | |
| Lucky primes | 4784th | |
| Primes | 40756th | |
| Semiprimes | 106243rd | |
| Twin primes (2nd member) | 4484th | |
| Roman numberals | ||
| Base 2 | 11101111001100011112 | 11101111001100101102 |
| Base 3 | 2202122221013 | 2202122221223 |
| Base 4 | 13132120334 | 13132121124 |
| Base 5 | 1111334415 | 1111340035 |
| Base 6 | 142555316 | 142555426 |
| Base 7 | 41101247 | 41101347 |
| Base 8 | 16746178 | 16746268 |
| Base 9 | 8258719 | 8258789 |
| Base 10 | 48987110 | 48987810 |
| Base 11 | 30505811 | 30506411 |
| Base 12 | 1b75a712 | 1b75b212 |
| Base 13 | 141c8513 | 141c8c13 |
| Base 14 | ca74b14 | ca75414 |
| Base 15 | 9a23115 | 9a23815 |
| Base 16 | 7798f16 | 7799616 |