Compare 61 vs 109
| Property | 61 | 109 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 611 | 1091 |
| Prime factorization | 61 | 109 |
| Divisors count | 2 | 2 |
| Divisors | 1, 61 | 1, 109 |
| Number of properties | 12 | 19 |
| Additive primes | 11th | |
| Centered decagonal primes | 3rd | |
| Centered square primes | 4th | |
| Centered triangular primes | 3rd | |
| Chen primes | 23rd | |
| Cousin primes (1st member) | 11th | |
| Cuban primes 1 | 4th | |
| Cuban primes 2 | 2nd | |
| Happy primes | 9th | |
| Long primes | 8th | 10th |
| Pierpont primes | 11th | |
| Primes | 18th | 29th |
| Prime quadruplets (4th member) | 3rd | |
| Prime quintuplet 1s (5th member) | 2nd | |
| Prime quintuplet 2s (4th member) | 3rd | |
| Prime sextuplets (5th member) | 2nd | |
| Prime triplets (2nd member) | 12th | |
| Prime triplets (3rd member) | 11th | |
| Pythagorean primes | 8th | 13th |
| Sexy primes (1st member) | 12th | |
| Sexy primes (2nd member) | 18th | |
| Sexy prime quadrupletss (1st member) | 4th | |
| Sexy prime triplets (1st member) | 8th | |
| Sexy prime triplets (3rd member) | 10th | |
| Solinas primes | 15th | |
| Super primes | 10th | |
| Twin primes (2nd member) | 7th | 10th |
| Roman numberals | LXI | CIX |
| Base 2 | 1111012 | 11011012 |
| Base 3 | 20213 | 110013 |
| Base 4 | 3314 | 12314 |
| Base 5 | 2215 | 4145 |
| Base 6 | 1416 | 3016 |
| Base 7 | 1157 | 2147 |
| Base 8 | 758 | 1558 |
| Base 9 | 679 | 1319 |
| Base 10 | 6110 | 10910 |
| Base 11 | 5611 | 9a11 |
| Base 12 | 5112 | 9112 |
| Base 13 | 4913 | 8513 |
| Base 14 | 4514 | 7b14 |
| Base 15 | 4115 | 7415 |
| Base 16 | 3d16 | 6d16 |