Compare 1854 vs 1861
Property | 1854 | 1861 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 4 | 1 |
Prime factorization | 21 × 32 × 1031 | 18611 |
Prime factorization | 2 × 3 × 3 × 103 | 1861 |
Divisors count | 12 | 2 |
Divisors | 1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854 | 1, 1861 |
Number of properties | 0 | 10 |
Centered square primes | 15th | |
Good primes | 58th | |
Harmonic primes | 103rd | |
Isolated primes | 173rd | |
Long primes | 112th | |
Primes | 284th | |
Pythagorean primes | 137th | |
Sexy primes (1st member) | 120th | |
Sexy prime quadrupletss (1st member) | 12th | |
Sexy prime triplets (1st member) | 47th | |
Roman numberals | MDCCCLIV | MDCCCLXI |
Base 2 | 111001111102 | 111010001012 |
Base 3 | 21122003 | 21122213 |
Base 4 | 1303324 | 1310114 |
Base 5 | 244045 | 244215 |
Base 6 | 123306 | 123416 |
Base 7 | 52567 | 52667 |
Base 8 | 34768 | 35058 |
Base 9 | 24809 | 24879 |
Base 10 | 185410 | 186110 |
Base 11 | 143611 | 144211 |
Base 12 | 10a612 | 10b112 |
Base 13 | ac813 | b0213 |
Base 14 | 96614 | 96d14 |
Base 15 | 83915 | 84115 |
Base 16 | 73e16 | 74516 |