Compare 640109 vs 640113
| Property | 640109 | 640113 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6401091 | 31 × 231 × 92771 |
| Prime factorization | 640109 | 3 × 23 × 9277 |
| Divisors count | 2 | 8 |
| Divisors | 1, 640109 | 1, 3, 23, 69, 9277, 27831, 213371, 640113 |
| Number of properties | 3 | 0 |
| Chen primes | 20381st | |
| Isolated primes | 40822nd | |
| Primes | 52085th | |
| Roman numberals | ||
| Base 2 | 100111000100011011012 | 100111000100011100012 |
| Base 3 | 10121120012023 | 10121120012203 |
| Base 4 | 21301012314 | 21301013014 |
| Base 5 | 1304404145 | 1304404235 |
| Base 6 | 214152456 | 214152536 |
| Base 7 | 53041317 | 53041357 |
| Base 8 | 23421558 | 23421618 |
| Base 9 | 11750529 | 11750569 |
| Base 10 | 64010910 | 64011310 |
| Base 11 | 3a7a1811 | 3a7a2111 |
| Base 12 | 26a52512 | 26a52912 |
| Base 13 | 19548213 | 19548613 |
| Base 14 | 1293c114 | 1293c514 |
| Base 15 | c99de15 | c99e315 |
| Base 16 | 9c46d16 | 9c47116 |