Compare 6781 vs 6790
Property | 6781 | 6790 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 4 |
Total factors | 1 | 4 |
Prime factorization | 67811 | 21 × 51 × 71 × 971 |
Prime factorization | 6781 | 2 × 5 × 7 × 97 |
Divisors count | 2 | 16 |
Divisors | 1, 6781 | 1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790 |
Number of properties | 4 | 0 |
Harmonic primes | 319th | |
Primes | 873rd | |
Pythagorean primes | 431st | |
Twin primes (2nd member) | 157th | |
Roman numberals | ||
Base 2 | 11010011111012 | 11010100001102 |
Base 3 | 1000220113 | 1000221113 |
Base 4 | 12213314 | 12220124 |
Base 5 | 2041115 | 2041305 |
Base 6 | 512216 | 512346 |
Base 7 | 255257 | 255407 |
Base 8 | 151758 | 152068 |
Base 9 | 102649 | 102749 |
Base 10 | 678110 | 679010 |
Base 11 | 510511 | 511311 |
Base 12 | 3b1112 | 3b1a12 |
Base 13 | 311813 | 312413 |
Base 14 | 268514 | 269014 |
Base 15 | 202115 | 202a15 |
Base 16 | 1a7d16 | 1a8616 |