Compare 145987 vs 145990
Property | 145987 | 145990 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 4 |
Total factors | 1 | 4 |
Prime factorization | 1459871 | 21 × 51 × 131 × 11231 |
Prime factorization | 145987 | 2 × 5 × 13 × 1123 |
Divisors count | 2 | 16 |
Divisors | 1, 145987 | 1, 2, 5, 10, 13, 26, 65, 130, 1123, 2246, 5615, 11230, 14599, 29198, 72995, 145990 |
Number of properties | 6 | 0 |
Cousin primes (1st member) | 1660th | |
Happy primes | 2122nd | |
Harmonic primes | 5072nd | |
Isolated primes | 10189th | |
Primes | 13506th | |
Ulam primes | 958th | |
Roman numberals | ||
Base 2 | 1000111010010000112 | 1000111010010001102 |
Base 3 | 211020202213 | 211020210013 |
Base 4 | 2032210034 | 2032210124 |
Base 5 | 141324225 | 141324305 |
Base 6 | 30435116 | 30435146 |
Base 7 | 11454227 | 11454257 |
Base 8 | 4351038 | 4351068 |
Base 9 | 2422279 | 2422319 |
Base 10 | 14598710 | 14599010 |
Base 11 | 9a75611 | 9a75911 |
Base 12 | 7059712 | 7059a12 |
Base 13 | 515aa13 | 515b013 |
Base 14 | 3b2b914 | 3b2bc14 |
Base 15 | 2d3c715 | 2d3ca15 |
Base 16 | 23a4316 | 23a4616 |