Compare 639137 vs 639647
| Property | 639137 | 639647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6391371 | 6396471 |
| Prime factorization | 639137 | 639647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639137 | 1, 639647 |
| Number of properties | 5 | 4 |
| Additive primes | 20328th | |
| Centered heptagonal primes | 87th | |
| Chen primes | 20351st | 20362nd |
| Isolated primes | 40763rd | 40794th |
| Primes | 52010th | 52049th |
| Sexy primes (1st member) | 11270th | |
| Roman numberals | ||
| Base 2 | 100111000000101000012 | 100111000010100111112 |
| Base 3 | 10121102012023 | 10121111021223 |
| Base 4 | 21300022014 | 21300221334 |
| Base 5 | 1304230225 | 1304320425 |
| Base 6 | 214105456 | 214131556 |
| Base 7 | 53012427 | 53026017 |
| Base 8 | 23402418 | 23412378 |
| Base 9 | 11736529 | 11743789 |
| Base 10 | 63913710 | 63964710 |
| Base 11 | 3a721411 | 3a763811 |
| Base 12 | 269a5512 | 26a1bb12 |
| Base 13 | 194bb513 | 1951b813 |
| Base 14 | 128cc914 | 12917114 |
| Base 15 | c959215 | c97d215 |
| Base 16 | 9c0a116 | 9c29f16 |