Compare 21013 vs 36721
| Property | 21013 | 36721 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 210131 | 367211 |
| Prime factorization | 21013 | 36721 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21013 | 1, 36721 |
| Number of properties | 13 | 9 |
| Additive primes | 1095th | 1764th |
| Centered square primes | 37th | 44th |
| Chen primes | 1843rd | |
| Cousin primes (1st member) | 358th | |
| Emirps | 864th | |
| Harmonic primes | 868th | 1453rd |
| Isolated primes | 2785th | |
| Lucky primes | 384th | 582nd |
| Primes | 2363rd | 3894th |
| Prime quadruplets (2nd member) | 20th | |
| Prime quintuplet 2s (2nd member) | 7th | |
| Prime triplets (1st member) | 176th | |
| Prime triplets (2nd member) | 175th | |
| Pythagorean primes | 1174th | 1933rd |
| Sexy primes (1st member) | 715th | |
| Twin primes (2nd member) | 358th | |
| Roman numberals | ||
| Base 2 | 1010010000101012 | 10001111011100012 |
| Base 3 | 10012110213 | 12121010013 |
| Base 4 | 110201114 | 203313014 |
| Base 5 | 11330235 | 21333415 |
| Base 6 | 2411416 | 4420016 |
| Base 7 | 1151567 | 2120267 |
| Base 8 | 510258 | 1075618 |
| Base 9 | 317379 | 553319 |
| Base 10 | 2101310 | 3672110 |
| Base 11 | 1487311 | 2565311 |
| Base 12 | 101b112 | 1930112 |
| Base 13 | 974513 | 1393913 |
| Base 14 | 792d14 | d54d14 |
| Base 15 | 635d15 | ad3115 |
| Base 16 | 521516 | 8f7116 |