Compare 145121 vs 145721
| Property | 145121 | 145721 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1451211 | 1457211 |
| Prime factorization | 145121 | 145721 |
| Divisors count | 2 | 2 |
| Divisors | 1, 145121 | 1, 145721 |
| Number of properties | 5 | 8 |
| Chen primes | 5795th | |
| Emirps | 2847th | |
| Harmonic primes | 5043rd | 5062nd |
| Isolated primes | 10132nd | |
| Primes | 13433rd | 13484th |
| Pythagorean primes | 6695th | 6721st |
| Sophie germain primes | 1596th | 1600th |
| Twin primes (1st member) | 1656th | |
| Ulam primes | 957th | |
| Roman numberals | ||
| Base 2 | 1000110110111000012 | 1000111001001110012 |
| Base 3 | 211010012123 | 211012200023 |
| Base 4 | 2031232014 | 2032103214 |
| Base 5 | 141204415 | 141303415 |
| Base 6 | 30355056 | 30423456 |
| Base 7 | 11430447 | 11445627 |
| Base 8 | 4333418 | 4344718 |
| Base 9 | 2410559 | 2418029 |
| Base 10 | 14512110 | 14572110 |
| Base 11 | 9a03911 | 9a53411 |
| Base 12 | 6bb9512 | 703b512 |
| Base 13 | 5109213 | 5143413 |
| Base 14 | 3ac5b14 | 3b16914 |
| Base 15 | 2ceeb15 | 2d29b15 |
| Base 16 | 236e116 | 2393916 |