Compare 639601 vs 640369
| Property | 639601 | 640369 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6396011 | 6403691 |
| Prime factorization | 639601 | 640369 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639601 | 1, 640369 |
| Number of properties | 3 | 4 |
| Isolated primes | 40836th | |
| Lucky primes | 5975th | 5982nd |
| Primes | 52046th | 52107th |
| Sexy primes (2nd member) | 11289th | |
| Twin primes (2nd member) | 5628th | |
| Roman numberals | ||
| Base 2 | 100111000010011100012 | 100111000101011100012 |
| Base 3 | 10121111002213 | 10121121021013 |
| Base 4 | 21300213014 | 21301113014 |
| Base 5 | 1304314015 | 1304424345 |
| Base 6 | 214130416 | 214204016 |
| Base 7 | 53025047 | 53046527 |
| Base 8 | 23411618 | 23425618 |
| Base 9 | 11743279 | 11753719 |
| Base 10 | 63960110 | 64036910 |
| Base 11 | 3a75a611 | 3a813411 |
| Base 12 | 26a18112 | 26a70112 |
| Base 13 | 19518113 | 19562213 |
| Base 14 | 12913b14 | 12952914 |
| Base 15 | c97a115 | c9b1415 |
| Base 16 | 9c27116 | 9c57116 |