Compare 145207 vs 145209
| Property | 145207 | 145209 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1452071 | 31 × 971 × 4991 |
| Prime factorization | 145207 | 3 × 97 × 499 |
| Divisors count | 2 | 8 |
| Divisors | 1, 145207 | 1, 3, 97, 291, 499, 1497, 48403, 145209 |
| Number of properties | 7 | 0 |
| Additive primes | 5551st | |
| Harmonic primes | 5045th | |
| Isolated primes | 10137th | |
| Lucky primes | 1756th | |
| Primes | 13438th | |
| Sexy primes (1st member) | 3300th | |
| Sexy prime triplets (1st member) | 694th | |
| Roman numberals | ||
| Base 2 | 1000110111001101112 | 1000110111001110012 |
| Base 3 | 211010120013 | 211010120103 |
| Base 4 | 2031303134 | 2031303214 |
| Base 5 | 141213125 | 141213145 |
| Base 6 | 30401316 | 30401336 |
| Base 7 | 11432267 | 11432317 |
| Base 8 | 4334678 | 4334718 |
| Base 9 | 2411619 | 2411639 |
| Base 10 | 14520710 | 14520910 |
| Base 11 | 9a10711 | 9a10911 |
| Base 12 | 7004712 | 7004912 |
| Base 13 | 5112a13 | 5112c13 |
| Base 14 | 3acbd14 | 3acc114 |
| Base 15 | 2d05715 | 2d05915 |
| Base 16 | 2373716 | 2373916 |