Compare 139 vs 145
Property | 139 | 145 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 1391 | 51 × 291 |
Prime factorization | 139 | 5 × 29 |
Divisors count | 2 | 4 |
Divisors | 1, 139 | 1, 5, 29, 145 |
Number of properties | 6 | 1 |
Additive primes | 19th | |
Chen primes | 28th | |
Happy primes | 10th | |
Harmonic primes | 11th | |
Primes | 34th | |
Semiprimes | 49th | |
Twin primes (2nd member) | 11th | |
Roman numberals | CXXXIX | CXLV |
Base 2 | 100010112 | 100100012 |
Base 3 | 120113 | 121013 |
Base 4 | 20234 | 21014 |
Base 5 | 10245 | 10405 |
Base 6 | 3516 | 4016 |
Base 7 | 2567 | 2657 |
Base 8 | 2138 | 2218 |
Base 9 | 1649 | 1719 |
Base 10 | 13910 | 14510 |
Base 11 | 11711 | 12211 |
Base 12 | b712 | 10112 |
Base 13 | a913 | b213 |
Base 14 | 9d14 | a514 |
Base 15 | 9415 | 9a15 |
Base 16 | 8b16 | 9116 |