Compare 145982 vs 145991
| Property | 145982 | 145991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 471 × 15531 | 1459911 |
| Prime factorization | 2 × 47 × 1553 | 145991 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 47, 94, 1553, 3106, 72991, 145982 | 1, 145991 |
| Number of properties | 0 | 7 |
| Additive primes | 5576th | |
| Chen primes | 5801st | |
| Cousin primes (2nd member) | 1660th | |
| Harmonic primes | 5073rd | |
| Isolated primes | 10190th | |
| Primes | 13507th | |
| Sophie germain primes | 1603rd | |
| Roman numberals | ||
| Base 2 | 1000111010001111102 | 1000111010010001112 |
| Base 3 | 211020202023 | 211020210023 |
| Base 4 | 2032203324 | 2032210134 |
| Base 5 | 141324125 | 141324315 |
| Base 6 | 30435026 | 30435156 |
| Base 7 | 11454147 | 11454267 |
| Base 8 | 4350768 | 4351078 |
| Base 9 | 2422229 | 2422329 |
| Base 10 | 14598210 | 14599110 |
| Base 11 | 9a75111 | 9a75a11 |
| Base 12 | 7059212 | 7059b12 |
| Base 13 | 515a513 | 515b113 |
| Base 14 | 3b2b414 | 3b2bd14 |
| Base 15 | 2d3c215 | 2d3cb15 |
| Base 16 | 23a3e16 | 23a4716 |