Compare 1378 vs 1381
Property | 1378 | 1381 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 3 | 1 |
Prime factorization | 21 × 131 × 531 | 13811 |
Prime factorization | 2 × 13 × 53 | 1381 |
Divisors count | 8 | 2 |
Divisors | 1, 2, 13, 26, 53, 106, 689, 1378 | 1, 1381 |
Number of properties | 0 | 7 |
Additive primes | 122nd | |
Chen primes | 144th | |
Emirps | 64th | |
Isolated primes | 130th | |
Long primes | 86th | |
Primes | 221st | |
Pythagorean primes | 109th | |
Roman numberals | MCCCLXXVIII | MCCCLXXXI |
Base 2 | 101011000102 | 101011001012 |
Base 3 | 12200013 | 12200113 |
Base 4 | 1112024 | 1112114 |
Base 5 | 210035 | 210115 |
Base 6 | 102146 | 102216 |
Base 7 | 40067 | 40127 |
Base 8 | 25428 | 25458 |
Base 9 | 18019 | 18049 |
Base 10 | 137810 | 138110 |
Base 11 | 104311 | 104611 |
Base 12 | 96a12 | 97112 |
Base 13 | 82013 | 82313 |
Base 14 | 70614 | 70914 |
Base 15 | 61d15 | 62115 |
Base 16 | 56216 | 56516 |