Compare 15 vs 29
Property | 15 | 29 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 31 × 51 | 291 |
Prime factorization | 3 × 5 | 29 |
Divisors count | 4 | 2 |
Divisors | 1, 3, 5, 15 | 1, 29 |
Number of properties | 1 | 14 |
Additive primes | 7th | |
Chen primes | 10th | |
Good primes | 4th | |
Long primes | 5th | |
Lucas primes | 5th | |
Primes | 10th | |
Pythagorean primes | 4th | |
Right-truncatable primes | 6th | |
Semiprimes | 6th | |
Sexy primes (2nd member) | 6th | |
Sexy prime quadrupletss (4th member) | 2nd | |
Sexy prime triplets (3rd member) | 4th | |
Solinas primes | 9th | |
Sophie germain primes | 6th | |
Twin primes (1st member) | 5th | |
Roman numberals | XV | XXIX |
Base 2 | 11112 | 111012 |
Base 3 | 1203 | 10023 |
Base 4 | 334 | 1314 |
Base 5 | 305 | 1045 |
Base 6 | 236 | 456 |
Base 7 | 217 | 417 |
Base 8 | 178 | 358 |
Base 9 | 169 | 329 |
Base 10 | 1510 | 2910 |
Base 11 | 1411 | 2711 |
Base 12 | 1312 | 2512 |
Base 13 | 1213 | 2313 |
Base 14 | 1114 | 2114 |
Base 15 | 1015 | 1e15 |
Base 16 | f16 | 1d16 |