Compare 547 vs 643
| Property | 547 | 643 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 5471 | 6431 |
| Prime factorization | 547 | 643 |
| Divisors count | 2 | 2 |
| Divisors | 1, 547 | 1, 643 |
| Number of properties | 8 | 7 |
| Additive primes | 63rd | |
| Centered heptagonal primes | 5th | |
| Cousin primes (1st member) | 29th | |
| Cuban primes 1 | 9th | |
| Harmonic primes | 42nd | |
| Isolated primes | 52nd | |
| Left-truncatable primes | 35th | 38th |
| Lucky primes | 33rd | |
| Primes | 101st | 117th |
| Prime triplets (2nd member) | 24th | |
| Sexy primes (2nd member) | 48th | |
| Super primes | 26th | |
| Twin primes (2nd member) | 29th | |
| Roman numberals | DXLVII | DCXLIII |
| Base 2 | 10001000112 | 10100000112 |
| Base 3 | 2020213 | 2122113 |
| Base 4 | 202034 | 220034 |
| Base 5 | 41425 | 100335 |
| Base 6 | 23116 | 25516 |
| Base 7 | 14117 | 16067 |
| Base 8 | 10438 | 12038 |
| Base 9 | 6679 | 7849 |
| Base 10 | 54710 | 64310 |
| Base 11 | 45811 | 53511 |
| Base 12 | 39712 | 45712 |
| Base 13 | 33113 | 3a613 |
| Base 14 | 2b114 | 33d14 |
| Base 15 | 26715 | 2cd15 |
| Base 16 | 22316 | 28316 |