Compare 401887 vs 401890
| Property | 401887 | 401890 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 4018871 | 21 × 51 × 401891 |
| Prime factorization | 401887 | 2 × 5 × 40189 |
| Divisors count | 2 | 8 |
| Divisors | 1, 401887 | 1, 2, 5, 10, 40189, 80378, 200945, 401890 |
| Number of properties | 4 | 0 |
| Chen primes | 13710th | |
| Isolated primes | 26364th | |
| Lucky primes | 4074th | |
| Primes | 33991st | |
| Roman numberals | ||
| Base 2 | 11000100001110111112 | 11000100001111000102 |
| Base 3 | 2021020212013 | 2021020212113 |
| Base 4 | 12020131334 | 12020132024 |
| Base 5 | 1003300225 | 1003300305 |
| Base 6 | 123403316 | 123403346 |
| Base 7 | 32624537 | 32624567 |
| Base 8 | 14207378 | 14207428 |
| Base 9 | 6722519 | 6722549 |
| Base 10 | 40188710 | 40189010 |
| Base 11 | 254a4211 | 254a4511 |
| Base 12 | 1746a712 | 1746aa12 |
| Base 13 | 110c0513 | 110c0813 |
| Base 14 | a666314 | a666614 |
| Base 15 | 7e12715 | 7e12a15 |
| Base 16 | 621df16 | 621e216 |