Compare 161639 vs 162749
| Property | 161639 | 162749 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1616391 | 1627491 |
| Prime factorization | 161639 | 162749 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161639 | 1, 162749 |
| Number of properties | 6 | 7 |
| Additive primes | 6113th | |
| Chen primes | 6320th | 6357th |
| Emirps | 3262nd | |
| Harmonic primes | 5598th | |
| Long primes | 5568th | |
| Primes | 14821st | 14911th |
| Pythagorean primes | 7433rd | |
| Safe primes | 985th | |
| Super primes | 1736th | |
| Twin primes (1st member) | 1816th | 1826th |
| Roman numberals | ||
| Base 2 | 1001110111011001112 | 1001111011101111012 |
| Base 3 | 220122011223 | 220210202023 |
| Base 4 | 2131312134 | 2132323314 |
| Base 5 | 201330245 | 202014445 |
| Base 6 | 32441556 | 32532456 |
| Base 7 | 12421527 | 12453267 |
| Base 8 | 4735478 | 4756758 |
| Base 9 | 2656489 | 2672229 |
| Base 10 | 16163910 | 16274910 |
| Base 11 | 10049511 | 10130411 |
| Base 12 | 7965b12 | 7a22512 |
| Base 13 | 5875a13 | 5910213 |
| Base 14 | 42c9914 | 4344d14 |
| Base 15 | 32d5e15 | 3334e15 |
| Base 16 | 2776716 | 27bbd16 |