Compare 2557 vs 2564
Property | 2557 | 2564 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 2 |
Total factors | 1 | 3 |
Prime factorization | 25571 | 22 × 6411 |
Prime factorization | 2557 | 2 × 2 × 641 |
Divisors count | 2 | 6 |
Divisors | 1, 2557 | 1, 2, 4, 641, 1282, 2564 |
Number of properties | 8 | 0 |
Additive primes | 196th | |
Chen primes | 226th | |
Happy primes | 66th | |
Isolated primes | 230th | |
Lucky primes | 81st | |
Primes | 375th | |
Pythagorean primes | 183rd | |
Sexy primes (2nd member) | 153rd | |
Roman numberals | MMDLVII | MMDLXIV |
Base 2 | 1001111111012 | 1010000001002 |
Base 3 | 101112013 | 101112223 |
Base 4 | 2133314 | 2200104 |
Base 5 | 402125 | 402245 |
Base 6 | 155016 | 155126 |
Base 7 | 103127 | 103227 |
Base 8 | 47758 | 50048 |
Base 9 | 34519 | 34589 |
Base 10 | 255710 | 256410 |
Base 11 | 1a1511 | 1a2111 |
Base 12 | 159112 | 159812 |
Base 13 | 121913 | 122313 |
Base 14 | d0914 | d1214 |
Base 15 | b5715 | b5e15 |
Base 16 | 9fd16 | a0416 |