Compare 621143 vs 621145
| Property | 621143 | 621145 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6211431 | 51 × 71 × 177471 |
| Prime factorization | 621143 | 5 × 7 × 17747 |
| Divisors count | 2 | 8 |
| Divisors | 1, 621143 | 1, 5, 7, 35, 17747, 88735, 124229, 621145 |
| Number of properties | 5 | 0 |
| Additive primes | 19818th | |
| Cousin primes (2nd member) | 5494th | |
| Isolated primes | 39733rd | |
| Primes | 50702nd | |
| Safe primes | 2936th | |
| Roman numberals | ||
| Base 2 | 100101111010010101112 | 100101111010010110012 |
| Base 3 | 10111200010223 | 10111200011013 |
| Base 4 | 21132211134 | 21132211214 |
| Base 5 | 1243340335 | 1243340405 |
| Base 6 | 211513556 | 211514016 |
| Base 7 | 51646257 | 51646307 |
| Base 8 | 22751278 | 22751318 |
| Base 9 | 11460389 | 11460419 |
| Base 10 | 62114310 | 62114510 |
| Base 11 | 39474611 | 39474811 |
| Base 12 | 25b55b12 | 25b56112 |
| Base 13 | 18995313 | 18995513 |
| Base 14 | 12251514 | 12251714 |
| Base 15 | c409815 | c409a15 |
| Base 16 | 97a5716 | 97a5916 |