Compare 250 vs 257
Property | 250 | 257 |
---|---|---|
Type | composite number | prime |
Unique factors | 2 | 1 |
Total factors | 4 | 1 |
Prime factorization | 21 × 53 | 2571 |
Prime factorization | 2 × 5 × 5 × 5 | 257 |
Divisors count | 8 | 2 |
Divisors | 1, 2, 5, 10, 25, 50, 125, 250 | 1, 257 |
Number of properties | 0 | 16 |
Chen primes | 42nd | |
Fermat primes | 4th | |
Good primes | 20th | |
Isolated primes | 22nd | |
Long primes | 21st | |
Pierpont primes | 14th | |
Primes | 55th | |
Proth primes | 10th | |
Pythagorean primes | 25th | |
Quartan primes | 4th | |
Sexy primes (1st member) | 31st | |
Sexy primes (2nd member) | 30th | |
Sexy prime quadrupletss (2nd member) | 5th | |
Sexy prime triplets (1st member) | 16th | |
Sexy prime triplets (2nd member) | 15th | |
Solinas primes | 31st | |
Roman numberals | CCL | CCLVII |
Base 2 | 111110102 | 1000000012 |
Base 3 | 1000213 | 1001123 |
Base 4 | 33224 | 100014 |
Base 5 | 20005 | 20125 |
Base 6 | 10546 | 11056 |
Base 7 | 5057 | 5157 |
Base 8 | 3728 | 4018 |
Base 9 | 3079 | 3159 |
Base 10 | 25010 | 25710 |
Base 11 | 20811 | 21411 |
Base 12 | 18a12 | 19512 |
Base 13 | 16313 | 16a13 |
Base 14 | 13c14 | 14514 |
Base 15 | 11a15 | 12215 |
Base 16 | fa16 | 10116 |