Compare 139721 vs 139987
| Property | 139721 | 139987 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1397211 | 1399871 |
| Prime factorization | 139721 | 139987 |
| Divisors count | 2 | 2 |
| Divisors | 1, 139721 | 1, 139987 |
| Number of properties | 7 | 6 |
| Additive primes | 5360th | 5371st |
| Chen primes | 5592nd | 5599th |
| Cousin primes (1st member) | 1605th | |
| Emirps | 2700th | |
| Isolated primes | 9772nd | 9793rd |
| Primes | 12985th | 13008th |
| Pythagorean primes | 6468th | |
| Sexy primes (2nd member) | 3204th | |
| Sophie germain primes | 1551st | |
| Roman numberals | ||
| Base 2 | 1000100001110010012 | 1000100010110100112 |
| Base 3 | 210021222123 | 210100002013 |
| Base 4 | 2020130214 | 2020231034 |
| Base 5 | 134323415 | 134344225 |
| Base 6 | 25545056 | 30000316 |
| Base 7 | 11212317 | 11220617 |
| Base 8 | 4207118 | 4213238 |
| Base 9 | 2325859 | 2330219 |
| Base 10 | 13972110 | 13998710 |
| Base 11 | 95a7a11 | 961a111 |
| Base 12 | 68a3512 | 6901712 |
| Base 13 | 4b79a13 | 4b94313 |
| Base 14 | 38cc114 | 3903114 |
| Base 15 | 2b5eb15 | 2b72715 |
| Base 16 | 221c916 | 222d316 |