Compare 13397 vs 13931
| Property | 13397 | 13931 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 133971 | 139311 |
| Prime factorization | 13397 | 13931 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13397 | 1, 13931 |
| Number of properties | 6 | 8 |
| Additive primes | 766th | 789th |
| Chen primes | 805th | 837th |
| Harmonic primes | 570th | 595th |
| Long primes | 641st | |
| Palindromic primes | 31st | |
| Primes | 1588th | 1647th |
| Pythagorean primes | 785th | |
| Twin primes (1st member) | 251st | 260th |
| Ulam primes | 122nd | |
| Roman numberals | ||
| Base 2 | 110100010101012 | 110110011010112 |
| Base 3 | 2001010123 | 2010022223 |
| Base 4 | 31011114 | 31212234 |
| Base 5 | 4120425 | 4212115 |
| Base 6 | 1420056 | 1442556 |
| Base 7 | 540267 | 554217 |
| Base 8 | 321258 | 331538 |
| Base 9 | 203359 | 210889 |
| Base 10 | 1339710 | 1393110 |
| Base 11 | a07a11 | a51511 |
| Base 12 | 790512 | 808b12 |
| Base 13 | 613713 | 645813 |
| Base 14 | 4c4d14 | 511114 |
| Base 15 | 3e8215 | 41db15 |
| Base 16 | 345516 | 366b16 |