Compare 100 vs 109
| Property | 100 | 109 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 52 | 1091 |
| Prime factorization | 2 × 2 × 5 × 5 | 109 |
| Divisors count | 9 | 2 |
| Divisors | 1, 2, 4, 5, 10, 20, 25, 50, 100 | 1, 109 |
| Number of properties | 0 | 19 |
| Centered triangular primes | 3rd | |
| Chen primes | 23rd | |
| Cousin primes (1st member) | 11th | |
| Cuban primes 2 | 2nd | |
| Happy primes | 9th | |
| Long primes | 10th | |
| Pierpont primes | 11th | |
| Primes | 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 | 13th | |
| Sexy primes (2nd member) | 18th | |
| Sexy prime triplets (3rd member) | 10th | |
| Super primes | 10th | |
| Twin primes (2nd member) | 10th | |
| Roman numberals | C | CIX |
| Base 2 | 11001002 | 11011012 |
| Base 3 | 102013 | 110013 |
| Base 4 | 12104 | 12314 |
| Base 5 | 4005 | 4145 |
| Base 6 | 2446 | 3016 |
| Base 7 | 2027 | 2147 |
| Base 8 | 1448 | 1558 |
| Base 9 | 1219 | 1319 |
| Base 10 | 10010 | 10910 |
| Base 11 | 9111 | 9a11 |
| Base 12 | 8412 | 9112 |
| Base 13 | 7913 | 8513 |
| Base 14 | 7214 | 7b14 |
| Base 15 | 6a15 | 7415 |
| Base 16 | 6416 | 6d16 |